Deficiency of testosterone in men causes and deficiency of oestrogen in women causes .

The correct options are
C male hypogonadism
D female hypogonadism
Deficiency of testosterone secretion in men before puberty results in male hypogonadism. The primary effect of such a deficiency is lack of secondary male sexual characteristics as well as muscle development.
Deficiency of oestrogen or pituitary gonadotropin or both in women causes female hypogonadism. The primary effect of such a deficiency is lack of secondary female sexual characteristics such as defective ovaries, slow or absent breast growth, lack of body hair, etc.