Dex and Carmen are in an auto accident. Dex offers Carmen 2,000 if she promises not to pursue her otential legal claim against dex. Carmen agrees. Later, Carmen discovers it will cost 1500 to repair her car and 4000 to cover medical expenses.
1. The agreement between Dex and Carmen is
a. a covenant not to sue
b. an accord and satisfaction
c. release
d. promissory estoppel