[Solved] Which characteristic does NOT apply the cerebral cortex? A)necessary for survival B)outermost layer of the brain C)divided into two hemispheres D)visible to the naked eye Total Costs: The sum of all the expenses incurred in producing a good or service, including both fixed and variable costs. Average Variable Costs: The total variable costs of production divided by the quantity of output, representing the variable cost per unit of output. Repairs: The process of restoring a damaged, broken, or failed device, equipment, or part to good working condition. Hydraulic Car Smasher: A machine designed to compress and crush cars using hydraulic pressure for purposes such as recycling or disposal.