Answer:
d. $192,000
Explanation:
The computation of the supervisory wages and factory supplies not be assigned is shown below:
= Supervisory wages × other percentage + factory supplies × other wages
= $780,000 × 10% + $380,000 × 30%
= $78,000 + $114,000
= $192,000
Hence, the correct option is d. $192,000
All other information i.e given in the question is not relevant Hence, ignored it