Answer to Question 1
A
Explanation: The combining form psych/o means mind. The suffix -logy means study of. Note the o is part of the combining form as the suffix being added, -logy, starts with a consonant.
Answer to Question 2
The tibia is located in the lower leg. The femur is located in the upper leg. The humerus is located in the upper arm, and the radius is located in the lower arm.