The two-way relative frequency table shows last year's sales of different car types at a dealership negotiated by two salespersons, rupert and lydia.

pickup suv coupe sedan total
rupert 0.18 0.15 0.19 0.16 0.68
lydia 0.06 0.09 0.12 0.05 0.32
total 0.24 0.24 0.31 0.21 1.00

what percentage of the sales of coupes were negotiated by lydia?

a.
38.71%
b.
61.3%
c.
27.94%
d.
37.5%