I’m not sure but I think is B
Answer:
the circles are the men and the squares are the females
the first two all the way at the top are the grandparents andas u can see they had 4 kids 2 girls and 2 boys
the girls stayed single but the two sons had wives and then they had 3 kids
one of the grandparents son did not have a and shaded square but the other one did
so that means whatever the shaded auntie has the girl also has and she get its from her auntie
Explanation:
Terminator technology proposed methods for restricting the use of genetically modified plants by activating some genes only in response to certain stimuli, especially to cause second generation seeds to be infertile
Hope this helps
:)