Table 8.1 Keegan Has $30 to Spend on Pita Wraps and Bubble

Table 8.1

Keegan has $30 to spend on Pita Wraps and Bubble Tea. The price of a Pita Wrap is $6 and the price of a glass of Bubble Tea is $3. Table 8.1 shows his total utility from different quantities of the two items.
-Refer to Table 8.1.If Keegan can drink all the bubble tea he wants for free, how many glasses will he consume?

A) 4 glasses
B) 5 glasses
C) 6 glasses
D) 7 glasses