ABC Architects and XYZ Partners Architecture are awarded the mixed-use affordable housing project. The team has been given a 10% total design fee with the architectural portion of the fees equaling 35% of the total design fee. Assuming ABC Architects is allocated the percentage of the design fee stipulated for minority-owned businesses in the RFP, what is the maximum fee XYZ Partners can earn?
a) 3.5% of the total design fee
b) 5.25% of the total design fee
c) 6.5% of the total design fee
d) 7% of the total design fee