Will be mark brainless

The number of hours that 20 people spent watching television per day, in relation to age, is graphed. This quadratic equation represents the
model for the set of data.

y = 0.00412 - 0.3141 +7.5

Based on the model, approximately how much time does an 18-year-old spend watching television each day?

A. 2 hours

B. 0.5 hour

C. 7.5 hours

D. 3 hours