19. Dave: Grandma, you need to renew your driver's license if you want to keep driving.
Grandma: But I'm just 71. I thought only people over 75 had to do it.
Dave: Not anymore. The new rules say people have to renew their licenses at 70 now.
Grandma: That won't be a problem. I'm very healthy. _______.
Dave: I totally agree, Grandma. I believe I'll still get rides from you.

(A) Maybe I should sell my car right now.

(B) Maybe it's time for me to stop driving.

(C) I'm sure I can get my license renewed.

(D) I'll wait until I turn 70 to renew my license.