Because there is a shortage in food supply, many animals will starve and be forced to migrate.
Answer:
D-Just took the test 2020
Explanation:
But the many-celled algae, make their food by photosynthesis. Plants have complex, multi-cellular reproductive systems and might need wind, birds, or bugs for pollination. Algae can reproduce through tiny spores or even by replication or the growth of broken piec