Data, Inc., offers to provide certain services to Enterprise LLC$,$ but mistakenly transposes some of the digits in the price so that $$15,400$ appears in the offer as $$14,500.$ Enterprise accepts the written offer. Enterprise's best argument in favor of enforcement of the contract is that

a$.$ a bilateral mistake does not afford relief from a contract.

b$.$ a mistake of value does not afford relief from a contract.

C$.$ a unilateral mistake does not afford relief from a contract.

d$.$ the price was below the prices of comparable services.