Cassandra and Martin Have Been Dating for Three Months

Cassandra and Martin have been dating for three months.According to equity theory,Cassandra is likely motivated to

A) make sure that she gets as much as she can out of the relationship, regardless of how much she puts into it.
B) make sure that she puts as much effort as she can into the relationship, regardless of how much she gets out of it.
C) make sure that she and Martin each receive roughly what they put into the relationship.
D) create an arrangement where one partner puts in the effort and the other reaps the benefits.