Select the correct answer. Some crops in Mathew's field were destroyed by some insects. To avoid future destruction of his crops, he decided to release sterile male insects
in his field. Which pest control technique did he use?
OA
chemical pest control
ОВ.
cultural pest control
OC. genetic pest control
OD. biological pest control

the correct answer is OA chemical pest control

answer: option d : 3.85 units

step-by-step explanation: in the given figure the blue line is diameter   .the diameter is the blue line which equals 7.7 units.radius is half of diameter .radius = 7.7÷2=3.85 units.

option d is the right answer.

explanation:

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