30. Assume a retail tenant is paying a base rent of $120,000 per year (or $10,000 per month). In addition, the tenant must pay 7 percent of gross store sales in excess of $143,000 per month as percentage rent. If the store produces $170,000 in gross sales in a month, what is the total rent due for the month?

A. $10,000

B. $10,158

C. $11,890

D. $21,900