Answer these questions below 1. This costs changes in total with each level of volume or activity A. Fixed B. Variable C. Mixed D. None of these 2. In total this cost remains constant despite changes in activity or sales volumes A. Fixed B. Variable C. Mixed D. None of these 3. On a per unit basis this cost remain constant A. Fixed B. Variable C. Mixed D. None of these 4. On per unit basis this cost increases with each level of activity A. Fixed B. Variable C. Mixed D. None of these