What Is the Range of the Function $y=\left(\frac{1}{2}\right)^{x}$ ?
A) $(\infty, 0)$

Multiple Choice

What is the range of the function $y=\left(\frac{1}{2}\right) ^{x}$ ?

A) $(\infty, 0)$
B) $(\infty, \infty)$
C) $(0, \infty)$
D) $[0, \infty)$