This passage is adapted from Chiedozie Egesi, “I Used to Take Cassava for Granted—but It Could Help to Wean the World Off Wheat.” ©2022 Guardian News & Media Limited.

Question

In paragraph 5 (“Cassava . . . east Africa”), the author includes the detail that cassava is “already the fourth most important source of daily calories” in sub-Saharan Africa mainly to
Responses

illustrate that cassava is a significant part of the diet in some communities.
Answer A: illustrate that cassava is a significant part of the diet in some communities.
A

emphasize that cassava can serve only as a limited substitute for other crops.
Answer B: emphasize that cassava can serve only as a limited substitute for other crops.
B

suggest that cassava is a healthier alternative to wheat flour.
Answer C: suggest that cassava is a healthier alternative to wheat flour.
C

acknowledge that cassava can be grown only in sub-Saharan Africa.

Answer 1

The correct answer is:

A: illustrate that cassava is a significant part of the diet in some communities.

This detail highlights the importance of cassava as a staple food source in sub-Saharan Africa, indicating its role in the diet of many people in the region.