Jordans grandmother uses the juice from squeezed lemons to remove stains from his shirt he hypothesizes that the juice is the only part of the lemon that is effectuve

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism