Modern Europeans may have acquired genes that helped them adapt to the cold and absorb more vitamin D through interbreeding with:

A) Homo habilis.
B) Homo erectus.
C) Neanderthals.
D) Australopithecus.

Vitamin D

A fat-soluble vitamin that is essential for maintaining bone health and supporting immune function, often obtained from sunlight exposure or diet.

Interbreeding

The mating of individuals or organisms from different populations, species, or genetic lines, leading to the production of offspring.

Neanderthals

Neanderthals were a species or subspecies of archaic humans who lived in Eurasia until about 40,000 years ago, known for their robust build and distinct cultural artifacts.