Using OLS to Solve for the Slope and Intercept of a Simple

Multiple Choice

Using OLS to solve for the slope and intercept of a simple linear regression will yield a regression line that satisfies which of the following conditions?

A) $\frac { \sum _ { i = 1 } ^ { N } e _ { i } X _ { i } } { N }$ = 0
B) $\frac { \sum _ { i = 1 } ^ { N } \left( Y _ { i } - b - m X _ { i } \right) X _ { i } } { N }$ = $\bar { Y }$
C) Sum of squared residuals equals 0
D) None of the answers is correct.