i need help !! opitons decreaae increase stay the same !!

2 pts Question 4 What effect does a decrease in activity level have on the following costs. Hint: go to the PowerPoint slides with the variable cost and fixed cost graphs to help you answer these questions. Pick a point on the X axis (the activity axis), then pick a point to the left of the original point you picked. See what happens to the resulting points on the Yaxis. 1. Variable Cost in Total Select 2. Variable Cost Per Unit Select) 3. Fixed Cost in Total Select 4. Fixed Cost Per Unit [Select)