The problem due to `Rh^(-)` factor arises when the blood two `(Rh^(+) and Rh^(-))` mix up

Options

A. In a test tube
B. Through transfusion
C. During pregnancy
D. Both (a) and (c)

Answer

C

Explanation

Rh +ve and Rh –ve factor mixes up during pregnancy and causes erythroblastosis foetesis.