elle measured the height of a plant, in inches, every week for four weeks after planting it. the table shows her data.

look at the image for the data

the height of the plant, h , in inches , can be modeled by the function h (t) = 1.5t + 3, where team represents the time in weeks.
based on this model, what is the best prediction for the height of the plant after 12 weeks?

a 16.5 inches

b 21 inches

c 22.5 inches

d 27.3 inches

hurry !