This is correct. Dangling modifiers are often used by learners due to the lack of knowledge of the English syntax, or due to transfer from their native languages. This occurrence however is not difficult to fix.
Biology affects behavior also through mechanisms of heredity regulated by genetic principles. The nature versus nurture controversy— that is, how much of our behavior is due to inherited factors and how much to environmental factors—is a question that has plagued scientists for years and is still unresolved.
The correct answer would be c hope that helps :)
