Phrenology was the science of studying the shapes of the head as an indication of intelligence.
Option A
Explanation:
Phrenology is defined as study of a person's traits, his abilities using his skull curvature. The basic idea behind phrenology is that, in brain the physical regions can contribute to a person's characteristics. In the modern era it is called as pseudoscience because of it lack of scientific supports in its claims. Phrenology was always controversial but now it is discredited by science.
