Select the correct answer.
Lindy works at a pizza restaurant and gets a 10% employee discount. She knows that if she orders d drinks and a medium pizza with t toppings, her total cost can be found using this expression:

0.90(2.25d + 1.40t + 6).

What is the total cost for Lindy and her friends to order 4 drinks and a medium pizza with 3 toppings?

A.
$17.28
B.
$16.52
C.
$28.40
D.
$15.69