Which of the choices is not a good example of a line of best fit?

A(t)=728(1+0.04)^t how much money did aditya originally invest

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?