Smokers with A/A genotype (rs762551) in the CYP1A2 gene metabolize caffeine. 3 1. 6 times faster than other genotypes. The A allele frequency is 70% in Europe and 50% in India. You collect samples from second-generation Indians from a number of European cities and determine their A-allele frequency to be 52% on average. What ? would be your estimate of admixture a. 2% b. 10% C C. 15% d. 20%