Answer:
A. $91,770
Step-by-step explanation:
The direct materials in the flexible budget for October:
Cost = Variable Cost + Fixed Cost
Variable Cost = Actual level of activity*Direct material Variable element per unit = 6,650 units * $13.80 = $91,770
Fixed Cost = $0
So, the direct materials in the flexible budget for October = $91,770 + 0 = $91,770.