Which of the following is/are a role of testosterone in males? i. pre-natal development of male genitalia ii. maintenance of sex drive iii. increase in mental development
a. ii only
b. i and ii only
c. ii and iii only
d. i, ii and iii

The answer that applies is B. I and II only. III. is performed by different hormones
Hopefully I remember this correctly and have helped. 

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.