A facility's current motor service budget is straight-lined at $1,000 per month. By the fifth month, $7,000 of the current year's budget has been spent. The supervisor has stated budgets can have no more than a 10% increase. Which of the following will be the maximum motor service budget for next year?

a) $7,300
b) $7,700
c) $8,000
d) $8,500