Which of the Following References a Contract Problem Occurring When

Multiple Choice

Which of the following references a contract problem occurring when a buyer and a seller purport to make an agreement,but their preprinted forms do not match?

A) The mutual exclusivity paradox.
B) The substantial performance conundrum.
C) The battle of the forms.
D) The "frolic and detour" deviation.
E) The "substantial deviation" issue.