Write the Word or Phrase That Best Completes Each Statement $y = \log _ { 9 } x$

Multiple Choice

Write the word or phrase that best completes each statement or answers the question.
-What is the range of the function $y = \log _ { 9 } x$ ?

A) $[ 0 , \infty )$
B) $( - \infty , \infty )$
C) $( 0 , \infty )$
D) $( 9 , \infty )$