Your next-door neighbor Pam always works in the garden, and her husband Todd always walks the dog. You conclude that if Pam and Tod are efficient, then it must be the case that: Group of answer choices: Todd experiences increasing opportunity costs when he gardens, but not when he walks the dog. Pam's opportunity cost of walking the dog is lower than Todd's. Pam has an absolute advantage in gardening. Todd has a comparative advantage in walking the dog.