Which of the Following Arguments Is a Generalization

Which of the following arguments is a generalization?

A) Jumping rope is a good cardiovascular exercise, so more people should jump rope.
B) The last two hitchhikers I picked up were lousy company.So no hitchhiker is good company.
C) Raising the shipwreck from the bottom of the lake will be very expensive, so we'll need a wealthy financier for the project.
D) Tensions between the two countries are rising, so war seems inevitable.
E) A horse and a donkey can produce offspring, so a horse and a deer probably can as well.