It was going to be a long winter during his commute, the heater had gone out in his what?\nOptions:\n- office\n- house\n- automobile\n- living room\n- public building
Let’s work this out in a step by step way to be sure we have the right answer.
automobile
Automobile is a vehicle used to transport.

Commute means travel some distance between one's home and place of work on a regular basis.

Commuting is done using some means of transport.

.

The final answer: automobile