The correct option is D Tunica albuginea
Testes
is the primary sex organ in human males. The testes are situated outside the
abdominal cavity within a pouch called scortum. In adults, each testis is oval
in shape, with a length of about 4 to 5 cm and width of about 2 to 3 cm. The
testis is covered by a dense covering. They are enclosed in an outer tough
capsule of collagenous connective tissue, the tunica albuginea. It is a
protective layer.