If f(x)=sin(x) and g(x)=sin(2x), which of the following statements is true?
A f(x) is a taller version of g(x).
B g(x) is a taller version of f(x).
C С
The period of f(x) is half the size of g(x).
D
The period of g(x) is half the size of f(x)