Given the vectors u = < − 7 , 2 > and v = < 10 , − 1 > , perform the operations below. 2 ⋅ u = − 8 ⋅ v =
a. < -14 , 4 >
b. < -16 , 4 >
c. < -14 , -4 >
d. < 16 , -4 >