Which two samples are most likely to have come from the same person

Option D, 1 and 6

Explanation:

If analysed properly one could see that the pattern generated  in the DNA finger printing of the sample 1 and 6 are exactly the same.

In normal DNA testing, two individual have to match up to 99.99% in order to show that they belong to a common ancestry.

Since, both the sample 1 and 6 have the same graph as compared to others it is clear that sample 1 and 6 has come from the same person.

Thus, option D is correct.

answer; i believe the correct answer is (sporophyte);