From the Sample Statistics, Find the Value Of $\bar{ p}$ Used to Test the Hypothesis That the Population Proportions Are

From the sample statistics, find the value of $\bar{ p}$ used to test the hypothesis that the population proportions are equal
-Among 900 people selected randomly from among the residents of one city, 14.33% were found to be living below the official poverty line.

A) 126
B) 129
C) 132
D) 130