Question

Read the following passage carefully and answer the question given below. Certain words/phrases are printed in bold to help you locate them while answering the question.

The cases of malaria in Africa are mainly due to which of the following?
A. High temperature.
B. Climatic conditions conducive for breeding.
C. Malaria carriers' liking for human blood in preference to that of cattle.

• A. None of these.
• B. A and C
• C. B and C
• D. A and B
• E. All of these.

Answer 1

The correct option is E All of these.

All of these.