Chicken & Egg Farms promises to pay Dex $500 to install a sump pump in its warehouse. Dex completes the installation. The act of installing the pump
a. imposes a moral obligation on Chicken & Egg to pay Dex. b. imposes no obligation on Chicken & Egg unless it is satisfied with the job. c. is not sufficient consideration because it is not goods or money. d. is the consideration that creates Chicken & Egg’s obligation to pay Dex.