If all other variables remain the same and a company experiences a change in fixed expense levels which of the following statements

regarding the degree of operating leverage $($DOL$)$ is correct?

A decrease in fixed costs and expenses will result in a higher degree of operating leverage.

An increase in fixed expenses will result in no change to the degree of operating leverage.

A decrease in fixed costs and expenses will result in a lower degree of operating leverage.

An increase in fixed expenses will result in a decrease in the degree of operating leverage.