Considering the food security, arrange the following sub-regions of Africa in descending order according to the percentage of Prevalence of Undernourishment (PoU) (2018).
A. North Africa
B. Eastern Africa
C. Western Africa
D. Sub-Saharan Africa
1
D - B - A - C
2
B - D - C - A
3
C - D - B - A
4
B - D - A - C