Why might a researcher interested in historical methods use a comparative approach? O A. Traditional historical methods are limited to a single case.
O B. Multiple cases allow for greater depth of study.
© C. Comparative methods are more generalizable.
O D. Comparative methods can use computer-aided analysis.

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.