I was absent when my biology teacher went over pedigrees, can anyone help me in completing the pedigree and the 3 questions?

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

How can scientists use the fossil record to find evidence of relationships between different species?