What is the possible range of values for the Delta of a Call option? And, what is the possible range of values for the Delta of a Put option?

A. Call: 0 <= (Call's Delta) <= positive infinity Put: Negative infinity <= (Put's Delta) <= 0

B. Call: unbounded Put: unbounded

C. Call: 0 <= (Call's Delta) <= 1 Put: -1 <= (Put's Delta) <= 0

D. Call: 0 <= (Call's Delta) <= 1 Put: 0 <= (Put's Delta) <= 1