Answer:
C. sister chommatids
Step-by-step explanation:
During interphase of a cell cycle, replication of chromosome takes place, in which a single chromosome is replicated into two identical copies of that chromosome. The identical copies of a single chromes are called sister chromatids. The sister chromatids are united together with a centromere. Replication of chromosomes ensure that daughter cells get identical chromosomes after cell division. Thus, in the given qustion labeled B are sister chomatids.