Which of the following reproductive strategies are meant to ensure the survival of the offspring (at least two)?

One: A male sea horse carries its young in its sack.
Two: A peacock displays its bright, colorful feathers.
Three: Baby crocodiles travel on the back of its mother.
Four: A bee visits the flowers of a plant.
Five: A bird eats fruits from a tree.

(15 points for an answer, I'll come back and mark an answer as the Brainliest in a little while as well)