What advantage does giving birth in the harshest part of winter give to the grey seal pulps

The advantages of giving birth in the harshest part of the winter is that the animals get protection of the fur that is present on their body.

They are born during the middle of the winter. They are form with white long hairy pelt.

They are dependent on their mother's milk till the few weeks until they develop furry coat and fat reserves.

make   gliitsh plesea   !

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.