The process of formation of a mature sperm from a spermatid is called $:-$

Which processes occur in the testes for the formation of spermatozoa?

Given below are two statements:
Statement $I$:
The release of sperms into the seminiferous tubules is called spermiation.
Statement $II$:
Spermiogenesis is the process of formation of sperms from spermatogonia.
In the light of the above statements,choose the most appropriate answer from the options given below:

The process of the acrosome in a sperm can be associated with which of the following?

With reference to human sperm,match the List-$I$ with List-$II$.

List-$I$	List-$II$
$1$. Head	$s$. Contains haploid nucleus
$2$. Acrosome	$p$. Filled with enzymes
$3$. Middle piece	$q$. Contains mitochondria
$4$. Tail	$r$. Sperm motility

Choose the correct option from the following:

Which cells provide nutrition to the germ cells in the seminiferous tubules?