Answer:
D. Random
Explanation:
The term "<em><u>population distribution pattern</u></em>" refers to the method or form in which population of a certain organism living in a certain area occupy that area.
<em><u>For example:</u></em>
Uniform distribution pattern in which organisms are arranged in a equal or regular manner in the area. This gives a competition to the organisms of the area with reference to each other.
If we talk about Oysters, they are able to travel many and many kilometers across a certain area. Therefore, they don't stay at a place in a regular manner and this gives them random distribution pattern.
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