20 pts!!!Clarice wrote this expression to describe the total amount of fair tickets she has in her pocket. t + 12 Which situation could be described by this expression?
A.Clarice doesn't know how many tickets she used. She knows she had 12 tickets to start with.
B.Clarice doesn't know how many tickets she used. She knows they each cost $12.
C.Clarice knows she used 12 tickets. She doesn't know how many tickets she has left.
D.Clarice knows she bought 12 tickets. She doesn't know how many tickets her sister gave her.