What is the product of (16(cos(47°) + isin(47°))) and (4(cos(12°) + isin(12°)))?

a. (64(cos(59°) + isin(59°)))
b. (64(cos(35°) + isin(35°)))
c. (64(cos(59°) - isin(59°)))
d. (64(cos(35°) - isin(35°)))