William Stern developed the term Intelligence Quotient (IQ). How is your IQ determined mathematically?
a. IQ is determined by taking the mental age of a person and dividing it by their chronological age, then multiplying by 100.
b. IQ is determined by taking the mental age of a person and dividing it by their chronological age, then adding 100.
c. IQ is determined by taking the mental age of a person and dividing it by their chronological age, then subtracting from 100.
d. IQ is determined by taking the mental age of a person and adding it to their chronological age.