Answer:
✓VARIABLE input
✓FIXED input
Step-by-step explanation:
From the question, we are informed about Bob's performance pizza, and how Bob signed a lease obligating him to pay the rent for the four ovens for the next year. We were told that "Bob's kitchen cannot fit more than four ovens" which means the oven is a " Fixed input".
✓✓A fixed input can be regarded as factor of production, resources by an organization/ firms which cannot be altered in short run, because any change will alter the quantity of output that will be produced by the firm. There are alot of firms having several fixed input in short run as regards to production. This could be equipment as well as building.
We were also informed that Bob's decision regarding how many workers to use can vary from week to week because his workers tend to be students. In this case, the workers are the " Variable input"
✓✓variable input can be regarded as factor of production that is not dependent of level of production. It can be changed and this on the basis of how much it is chosen to produce, hence the cost can be changed too. Variable input could be machinery as well as labor
.