(A) Nematodes that have emerged from their cysts can be killed by ordinary pesticides.This is irrelevant to the plan. As the plan is talking about the use of the chemical emitted by potato roots. Ordinary Pesticides are not in picture anywhere.
(B) The only part of a potato plant that a nematode eats is the roots.This statement also has nothing to do with the plan. Whatever part of the potato plant the nematode eats does not support the company's plan of marketing chemical to the farmers.
(C)
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(B) The only part of a potato plant that a nematode eats is the roots.This statement also has nothing to do with the plan. Whatever part of the potato plant the nematode eats does not support the company's plan of marketing chemical to the farmers.
(C)
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