Angela Chou Has Been Asked to Investigate the Determinants of Poverty

Angela Chou has been asked to investigate the determinants of poverty in Ontario communities.
She collected data on 60 communities from Statistics Canada. She selected the percentage of poor
Persons living under the poverty line [Poor (%) ], measured by Low Income Cut-Off, designed by
Statistics Canada as a measure of poverty for a community, as the dependent variable. The
Independent variables selected are percent of single families in each community, the
Unemployment rate in each community, percent of population in the community holding a bachelor's
Degree as their highest level of education attained, and percent of population holding a High
School Diploma as their highest level of education attained.
Given the regression equation Poor (%) = -3.81 + 0.798 Single-Families (%) + 0.624 Unemployment
Rate (%) - 0.170 Bachelor's Degree (%) - 0.003 High School (%) .
How many dependent variables are there in this regression?

A) 1
B) 2
C) 3
D) 4
E) 5