Using a savings interest calculator, I found that either way your savings grow by exactly $1,020.20, so they share the same interest.
Here is all I got for you. From the starting expression to the simplest one.
t^2 + 4tv + 4^2 =
t^2 + 4tv + 16 =
t(t + 4v) + 16
According to the competitive parity budgeting method, in order to attain their growth objective, they would need to have 46 percent share of the total industry marketing effort. The correct answer is B.
The answer is c because of y=mx+b