Data from Established Manufacturing Companies in Morocco Shows That the Number

Data from established manufacturing companies in Morocco shows that the number of years' experience a sales person has is correlated with their average yearly sales. The correlation coefficient ( r) is 0.62. Calculate, to 1 decimal place, the percentage of variation in sales that is accounted for by experience.

A) 62.0%
B) 61.6%
C) 45.3%
D) 38.4%