The curve on the left shows the height of a population of penguins the curve on the right shows the population five years later what has happened to this population? a. stabilizing selection

b. disruptive selection

c. directional selection

d. polygenic selection

materials water oxygen those are the things i can think of in this moment.

[content deleted] - user123802726recklesschicken

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers