Walace Manufacturng is approeched by a European customer to tulfa a one-time-only special order for a product similar to one offered to domostio customers. Walace Manufacturing has excess capacity The accomparying per unit data apply for sales to rogular customen. What is the contribution margin per unit? (Click the icon to vew the per unt data.) A. $160 Per Unit Data B. $110 C. 585 0. 5155 E. $195.