Which of the Following Correctly Matches the Reality That Contracts

Which of the following correctly matches the reality that contracts cannot recite or provide for all contingencies,leaving some issues unstated?

A) The degree of certainty established in a contract is not entirely absolute.
B) Contractual disputes over unknown contingencies require litigation.
C) Standard form contracts are preferred as they cover all contingencies.
D) Unknown contingencies cause irreconcilable disputes between businesses.