Which 4 African countries were once colonised as part of the British Empire

a) Democratic Republic of Congo

b) south Africa

c) Madagascar

d) Kenya

e) Egypt

f) Ghana

g) Morocco

h) Central African Republic

South Africa, Kenya, Ghana, and Egypt.

Ghana, Nigeria, Southern Cameroon, and Sierra Leone

British East Africa: Kenya, Uganda, and Tanzania

British South Africa: South Africa, Northern Rhodesia (Zambia)

Britain had a strange and unique colonial history with Egypt. The Sudan, formerly known as the Anglo-Egyptian Sudan, was jointly ruled by Egypt and Britain, because they had jointly colonized the area.
The joint colonial administration of the Sudan by Egypt and Britain was known as the condominium government.

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.