If it displays 3/4 of its near side before the full moon, which phase is the moon in?

Waxing gibbous moon.

Explanation:

Waxing gibbous moon is called the lunar phase that occurs between the middle of the first quarter and the full moon, that is, when the sunlight covers more than 50% of the visible lunar surface but less than 100% of it. Thus, it is the fourth phase of the moon, within the crescent half of the cycle of said celestial body.

clumped distribution, because you'de have all of the population gathered in a relatively small are.

it's the most common because it provides protection and a mate for reproduction

example: humans, seeweed, cattles, etc.