Which of the Following Is NOT Consistent with the Theory

Which of the following is NOT consistent with the theory that there is a genetic process that limits the lifespan?

A) The Hayflick limit represents the point at which cells can no longer replicate themselves accurately.
B) By the average age of 50, a woman's ovaries will cease to produce estrogen.
C) The number of telomeres is reduced each time a cell divides, and a 70-year-old person has fewer telomeres than a child does.
D) Human embryo cells in a nutrient solution will double about 50 times before the cell colony degenerates.