X purchases a hot water bottle from Z, the retailer. On request of X, Z confirms that the bottle is meant to hold hot water. X is injured when hot water is put in the bottle and it bursts. Under Sale of Goods Act, this is a

A condition is a stipulation essential to the main purpose of the contract, the breach of which gives rise to a right to treat the contract as repudiated. X demanded the bottle to be able to withhold the hot water, but it did not and thus, it didn't stand by the condition. Thus, option 1 is correct, i.e. breach of condition.