Assume that jack, hal, and sophia enter into a valid contract for the sale of the restaurant and for a covenant not to compete. the contract calls for hal and sophia to pay $300,000 now and 10% of the gross sales of the restaurant and frozen food to jack for the next ten years. there is a clause in the contract that states if the revenue dips below $50,000 per year, that jack would then get back the rights to sell the frozen food himself. this clause is:
a. a concurrent condition.
b. a condition subsequent.
c. a condition precedent.

An attorney came to work on a saturday. when he signed in, he was advised by the morning security guard employed by the building management that he must be out of the building by 5 p. m., when it closes. however, he stayed past 5 p. m. to complete a brief that had to be filed on monday morning. at 5: 15 p. m., the afternoon security guard set the locks on all the doors of the building and left. because she was in a hurry, she did not check the sign-in sheet to make sure that everyone had signed out, contrary to mandatory procedures. when the attorney tried to exit 15 minutes later, he discovered that the doors were all locked and could not be opened from the inside. he used his cell phone to call for , and a supervisor from the building arrived and let him out shortly thereafter. if the attorney sues the building management for false imprisonment, is he likely to win?