In humans and rabbits,the scrotum is connected to the abdominal cavity by which of the following?

What will happen if the epididymis is absent?

Vasa deferentia together with the duct from the seminal vesicle forms:

Match the structures/parts of the human male reproductive system in Column $I$ with their respective explanation in Column $II$ and select the correct answer from the given options.

Column $I$	Column $II$
$i$. Prepuce	$a$. Fibromuscular band that retains testis in scrotum.
$ii$. Penis	$b$. Primary male reproductive gonad.
$iii$. Testis	$c$. Loose fold of skin covering glans penis.
$iv$. Gubernaculum	$d$. Male copulatory organ.

During early and middle fetal life,the testes are located in the:

Seminiferous tubules develop a central lumen after: