A pharmacy company wants to add flu shots to its list of services. It releases a code for free shots online using . It creates radio ads alerting the public to the launch of its new service, which is a form of . It also sends sales representatives to elderly housing and schools to give brief talks on the importance of flu shots, which is an example of .

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