One of the greatest challenges facing South Asia is a.
reducing tensions between Buddhist and Muslim groups.
b.
growing enough food to feed its population.
c.
stemming the flow of the population moving out of the region.
d.
improving rail transportation throughout the region.

b. growing enough food to feed its population.

Explanation:

one of the greatest challenges facing South Asia is growing enough food to feed its population.

answer; for children with two myopic parents,the likelihood of becoming myopic is ) correlated with the number of hours spent playing sports each week;