Correct Answer: C. excitement and disappointment

Correct Answer: A. literal

Correct Answer: D. any bank

Explanation

(b) The commercial activities that facilitate buying and selling include:

(i)Transportation: Transport facilitates movement of goods and services from the point of production to where they are needed.

(ii)Insurance: Insurance reduces the risks associated with the production and distribution of goods and services.

(iii)Advertising: Advertising helps to create awareness about the existence of goods and services.

(iv)Warehousing: Warehousing helps the storage of ods until they are needed. It also facilitates commercial activities by making it possible for production to continue ahead of demand.

(v) Finance and Banking: Finance and banking facilitate commercial activities by making money available for production and distribution of goods and services. Banks grant credits in the form of loan and overdrafts and provide facilities for saving money and other valuables.

(vi)Communication/ Tourism: Communication and tourism provide efficient network which links businessmen and thus facilitate commercial transactions.

Explanation

Types of agricultural systems that exist in West Africa are as follow:

(i) Peasant farming system:This involves the cultivation on a small scale acres of land. Farms are small units owned by individual families. This is also referred to as subsistence agriculture because it is the production of agricultural products for direct consumption by the producers and their families. This system impedes mass agricultural production.

(ii) Plantation farming: This is large scale farming on plantation or estate. This system of agriculture allows for a high degree of mechanization and other aspects of modernization. Capital intensive methods are often employed. Such crops planted on plantation farming include cocoa, tea, cotton, rubber and sugar cane. Moor-plantation in Ibadan is an example of modern agricultural practice. It could be owned by individuals or government.

(iii) Mechanized farming: This involves the extensive use of machines and other types of advanced mechanical devices in agricultural production. Mechanized agriculture ensures large scale production because human labour is replaced with that of machine such and tractors, harvesters, incubators etc.

(iv) Co-operative farming:This is a type in which co-operators may own a large expanse of cultivable land together and work and share the product of their labour. This type of farming is adopted in order to obtain loans and aids from government. This system also allows for mechanization.

Correct Answer: D. Spirogyra

Correct Answer: B. Serfs

Explanation

Serfs is a member of the lowest feudal class, legally bound to a landed estate and required to perform labor for the lord of that estate in exchange for a personal allotment of land.

Correct Answer: B. neutral, earth and live

Correct Answer: A. (2,3)

Correct Answer: D. hand