When Mohammed Was Hired by Pomico,Inc

Multiple Choice

When Mohammed was hired by Pomico,Inc.,he signed the following agreement,"Upon termination of my employment with Pomico,I agree not to work for a competing company within 20 miles of Pomico's headquarters for one year." This agreement,important to protecting secret information developed in the employer's business,is

A) an unenforceable exculpatory agreement.
B) an unenforceable usurious agreement.
C) an enforceable bailment agreement.
D) an enforceable agreement not to compete.