In Their Analysis of 64 Individuals from a Historic Cemetery

Multiple Choice

In their analysis of 64 individuals from a historic cemetery in Newmarket, Ontario, Dr. Anne Katzenberg and Dr. Susan Pfeiffer observed that

A) nitrogen isotope ratios fell rapidly from birth to one year of age.
B) nitrogen isotope ratios rose rapidly from birth to one year of age.
C) nitrogen isotope ratios rose rapidly after one year of age.
D) nitrogen isotope ratios remained steady from birth to two years of age.
E) nitrogen isotope ratios remained below average for all individuals.