Which Event Could Result in an Inversion

Which event could result in an inversion?

A) A 360^° rotation of a chromosomal region following two double-strand breaks in a chromosome's DNA.
B) A crossover between two DNA sequences in different places on the same chromosome and that are inverted repeats of each other.
C) A crossover between two repeated DNA sequences that are in different places on the same chromosome and are oriented in the same direction.
D) A crossover between two repetitive sequences on different chromosomes.

Correct Answer:

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