A necessary condition to use the equity method of reporting for an equity investment is that the investor company must a. have the ability to exercise significant influence over the operating and financial policies of the investee.
b. own at least 30% of the investee's voting stock.
c. possess a controlling interest in the investee's voting stock.
d. not have the ability to exercise significant influence over the operating and financial policies of the investee.

Caleb construction (cc) incurs supervisor salaries expense in the construction of homes. if cc manufactures 100 homes in a year, fixed supervisor salaries will be $400,000. with the current construction supervisors, cc's productive capacity is 150 homes in a year. however, if cc is contracts to build more than 150 homes per year, it will need to hire additional supervisors, which are hired as full-time rather than temporary employees. cc's productive capacity would then become 200 homes per year, and salaries expense would increase to $470,000. how would cc’s salaries expense be properly classified? fixed variable mixed stepped curvilinear