Regular distribution is observed for many organisms due to

a.
the need to maximize exposure to sunlight
b.
the need to avoid predators
c.
interactions between individuals
d.
the plentiful availability of water

c.  interactions between individuals

Explanation:

Regular or uniform distribution of organisms is characterized by evenly spaced individuals. It results from negative interaction among the organisms such as competition. The negative interaction keeps the minimum distance between the members of the population. This distribution pattern is commonly seen in populations of plants that exhibit severe competition for resources such as water and nutrients.

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

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explanation: