Dex and Carmen are in an auto accident. Dex offers Carmen $2,000 if she promises not to pursue her potential legal claim against Dex. Carmen agrees.

Dex and Carmen are in an auto accident. Dex offers Carmen $2,000 if she promises not to pursue her potential legal claim against Dex. Carmen agrees. Later, Carmen discovers that it will cost $1,500 to repair her car and $4,000 to cover the medical expenses for a latent injury.Refer to Fact Pattern 8-3. The agreement between Dex and Carmen is