The Growth Rate of Any Variable Y Between Periods T $y _ { t + 1 } / y _ { t }$

The growth rate of any variable y between periods t and t + 1 is the ________ and is given by the term ________.

A) percentage of that variable; $y _ { t + 1 } / y _ { t }$
B) percent change in that variable; $\left( y _ { t + 1 } - y _ { t } \right) / y _ { t }$
C) percent change in that variable; $y _ { t + 1 } - y _ { t }$
D) percent of that variable; $\left( y _ { t + 1 } - y _ { t } \right) / y _ { t }$
E) percent change in that variable; $\left( y _ { t + 1 } - y _ { t } \right) / y _ { t + 1 }$