The unfavorable volume variance may be due to all of the following factors except: a. failure to maintain an even flow of work
b. machine breakdowns
c. failure to obtain enough sales orders
d. unexpected increases in the cost of utilities

d. unexpected increases in the cost of utilities

Explanation:

there are several volume variances:

Utilities are part of manufacturing overhead, but volume variances using the standard rates, so an unexpected increase in the cost of utilities will not affect the overhead volume variance.

The answer is C.) -∞ < y ≤ 7 for the question "What is the range of this absolute value function?"

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