Which one of the following will cause a variance to be unfavorable?

New employees were hired at a lower rate than experienced employees. The employees produced more units than expected based on standards. There were no quality problems.

Because the price of raw materials dropped, the purchasing manager ordered better quality materials.

Employees produce quality units in less time than allowed in the budget.

Employees used more than the standard amount of catsup on burgers in a fast food restaurant.