The success scientists have had developing treatments for once incurable types of cancer have led to a host of patent lawsuits which will effect the prices individuals will pay for the cure.
(A) The success scientists have had developing treatments for once incurable types of cancer have led to a host of patent lawsuits which will effect the prices individuals will pay for the cure.
(B) The success scientists have had in developing treatments for once incurable types of cancer has led to a host of patent lawsuits which will affect the prices individuals will pay
for the cure.
(C) The success scientists has had in the development of treatments for once incurable types of cancer have led to a host of patent lawsuits which affect the prices individuals will pay for the cure.
(D) The success scientists had had in the development of treatments for once incurable types of cancer have led to a host of patent lawsuits which would affect the prices individuals would pay for a cure.
(E) Scientists have had success in the development of treatments for once incurable types of cancer which have led to a host of patent lawsuits which will effect the prices individuals will pay for the cure.
First of all we have to use affect because it is a verb. So, we are left with three options. Option C says, Scientists has had...which sounds odd.... lastly, the success is singular so the verb has to be used so we can eliminate D and Ans is B