Use their stingers to immobilize small fish and shrimp prey.
a. corals
b. sea anemones
c. sea pens

The correct answer would be option B, Sea Anemones.

Explanation:

Sea anemones are the marine animals that are named after the Anemone, which is a plant full of colors. The appearance of sea anemones is just like the colorful flowers deep in the waters of the sea. Sea anemones are equipped with stringers through which they catch their prey. Small fish and shrimps are easily caught by them with their stringers. Some species of sea anemones live for more than 50 years of life.

ANSWER:

The correct option is B: Sea Anemones. Sea anemones are creatures that use stingers to immobilise their prey.

EXPLANATION:

answer; i believe the correct answer is (progesterone);