X Corporation and its two divisions, Domestic and Foreign, appear below:

Sales revenues, Domestic $640,000
Variable expenses, Domestic $371,300
Traceable fixed expenses, Domestic $76,500
Sales revenues, Foreign $493,900
Variable expenses, Foreign $281,800
Traceable fixed expenses, Foreign $63,900

In addition, X's common fixed expenses totaled $173,300 and were allocated as follows: $90,000 to the Domestic division and $83,300 to the Foreign division.

What is the segment margin for the Domestic division?

a. $178,700
b. $371,300
c. $102,200
d. $192,200