Identify an evaluative question from the following Blackflies are pests in west Africa that are carriers of onchocerciases (river blindness). It is estimated that the population of blackflies will increase by 25% due to precipitation changes.
a.
Where are the flies coming from?
c.
Who does the blackflies infect?
b.
Why will the numbers of the blackflies increase?
d.
Do we have blackflies in the US?

Please select the best answer from the choices provided

A
B
C
D