Which duct is formed by the union of the vasa efferentia and the seminiferous tubules?

What are the location and secretion of the $Leydig$ cells,respectively?

$A$: Leydig cells synthesize and secrete testicular hormones called androgens.
$R$: Leydig cells are located between the Sertoli cells.

Assertion $(A) :-$ Sperm production occurs in the seminiferous tubules.
Reason $(R) :-$ The seminiferous tubules are lined on their inside by spermatogonia and Sertoli cells.

What will happen if the epididymis is absent?

Select the correct sequence of transport of sperm cells in the male reproductive system.