Solve the Problem $4 \mathrm{~cm}$ More Than the Length of the Base

Solve the problem.
-The height of a triangle is $4 \mathrm{~cm}$ more than the length of the base. If the area of the triangle is $126 \mathrm{~cm}^{2}$ , find the height and length of the base.

A) height: $14 \mathrm{~cm}$ ; base: $10 \mathrm{~cm}$
B) height: $19 \mathrm{~cm}$ ; base: $13 \mathrm{~cm}$
C) height: $18 \mathrm{~cm}$ ; base: $14 \mathrm{~cm}$
D) height: $17 \mathrm{~cm}$ ; base: $13 \mathrm{~cm}$