Inspection of the Following Table of T Values for Variables

Inspection of the following table of t values for variables in a multiple regression analysis reveals that the first independent variable that will be entered into the regression model by the forward selection procedure will be ___________. $$\begin{array} { | c | c | c | c | c | c | c | } \hline & y & x _ { 1 } & x _ { 2 } & x _ { 3 } & x _ { 4 } & x _ { 5 } \\\hline y & 1 & & & & & \\\hline x _ { 1 } & 0.854168 & 1 & & & & \\\hline x _ { 2 } & - 0.11828 & - 0.00383 & 1 & & & \\\hline x _ { 3 } & - 0.12003 & - 0.08499 & - 0.14523 & 1 & & \\\hline x _ { 4 } & 0.525901 & 0.118169 & - 0.14876 & 0.050042 & 1 & \\\hline x _ { 5 } & - 0.18105 & - 0.07371 & 0.995886 & - 0.14151 & - 0.16934 & 1 \\\hline\end{array}$$

A) x₁
B) x₂
C) x₃
D) x₄
E) x₅

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