Which statement about life histories is false?

A) For most organisms, some life history variation within the species is determined genetically.
B) The life history strategy of a species consists of the nature and timing of life history events averaged across all individuals in the species.
C) The variation in life history within the species Homo sapiens makes it impossible to make generalizations about the life history of the species as a whole.
D) Heritable variation in life history is the raw material on which natural selection can act.