The Following Information Regarding a Dependent Variable (Y) and an Independent

Multiple Choice

The following information regarding a dependent variable (y) and an independent variable (x) is provided. $$\begin{array} { l l } y & x \\4 & 2 \\3 & 1 \\4 & 4 \\6 & 3 \\8 & 5\end{array}$$
SSE = 6
SST = 16

The least squares estimate of the slope is

A) 1.
B) 2.
C) 3.
D) 4.