A Woman Was Told by Her Doctor That While She

A woman was told by her doctor that while she is pregnant,she might want to let someone else care for her cats so she would not contract toxoplasmosis through which mechanism?

A) exposure to infected cat feces
B) fleas that transmit toxoplasmosis
C) scratches from infected claws
D) infection from mice the cat may bring into the house
E) infection from saliva