Which of the following events happens after translocation?
A. A region of a chromosome breaks off and rejoins either the other end of the same chromosome or another non-homologous chromosome.
B. A region of a nucleotide rejoins and breaks off in different chromosomes in a non-homologous pair.
C. A region of a nucleotide rejoins and breaks off in different chromosomes in a homologous pair.
D. A region of a chromosome breaks off and rejoins in different chromosomes in a homologous pair.