ANSWER:
C. Domain: All real numbers
D. Range: -1
STEP-BY-STEP EXPLANATION:
The domain is the range of input values in a function (values on the x-axis) and the range is the range of output values of a function (values on the y-axis).
Therefore, in the function y = sin x:
[tex]\begin{gathered} D=(\infty,\infty) \\ R=\lbrack-1,1\rbrack \end{gathered}[/tex]