What type of membrane provides lubrication to the pleural?

c is the answer : )               your welcome

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.

food source and hunting?

answer; synapse; i believe this is correct,plz check first good luck;