A' and 'B' contract that 'A' shall build a house for 'B' at a fixed price. The order in which reciprocal promises are to be performed was not fixed. What shall be the order of performance?

A' and 'B' contract that 'A' shall build a house for 'B' at a fixed price. The order in which reciprocal promises are to be performed was not fixed. What shall be the order of performance? Correct Answer A's promise to build the house must be performed before B's promise to pay for the house

Related Questions

Where the order in which reciprocal promises are to be performed is expressly fixed by the contract, they shall be performed in that order; and where the order is not expressly fixed it shall be performed:
Where a contract consists of reciprocal promises and such reciprocal promises are to be simultaneously performed:
By a contract there are two sets of promises, with one set of promises being legal, and other set of promises being illegal. In view of the statement, which one of the following is correct?