When the Coefficient of Linear Expansion $\alpha$ , and the Temperature Change, Tf - Ti, Are Large

Multiple Choice

When the coefficient of linear expansion, $\alpha$ , and the temperature change, Tf - Ti, are large, a length Li of a solid substance expands in length to:

A) Lf = $\alpha$ Li(Tf - Ti) .
B) Lf = Li[1 + $\alpha$ (Tf - Ti) ].
C) Lf = Li[1 + ln( $\alpha$ (Tf - Ti) ) ].
D) .
E) .