Your mom bought you a cell phone

This all happened within a span of five minutes...
a. You called me for a ride to cash a check or something, and I said yes...
b. Your mom called but my cell phone did not ring
c. Your mom left a message that she was trying to get a hold of you, and wanted to now if I had your phone number at the dorm and that she said she was thinking about getting you a phone.
d. I called you back and you had just finished talking to your mom.
e. I said to be nice.
f. I did not have to give you a ride.
g. I was also happy to not have to pay your cell phone bills again.
h. Your mom bought you a cell phone.