A Third Party Can Perform Contractual Obligations on Behalf of the Promisor

Multiple Choice

A third party can perform contractual obligations on behalf of the promisor (who of course remains responsible for proper performance) EXCEPT in circumstances where

A) personal performance is required.
B) the contract is silent on the issue of performance.
C) a business has taken on more work than it can complete.
D) the original promisor goes bankrupt.
E) the original promisor dies.