Overgeneralization, as in when children learning language make an irregular past tense verb regular by adding a past tense morpheme, illustrates how the works.

a. usage-based theory

b. competition model

c. connectionist theory

d. intentionality model

The answer is: b. competition model

According to the competition model,  at the earlier period when people try to learn different language structure, the information that people learn will compete/conflicting with one another.

This phenomenon explain the irregularity that occurs among children when they're trying to use past tense. Since the information about different sentences overlapping in their head, they sometimes overgeneralize some words as if they belong in the same tenses.

south, because if you took a map you would see texas is directly in the middle of east and west, but it is also downwards towards mexico, therefore it is south