$A$ decrease in blood pressure or blood volume does not cause the release of which of the following?

When $GFR$ (Glomerular Filtration Rate) $.....P......$,the $JG$ (Juxtaglomerular) cells release $.....Q.....$ hormone.
$P\quad\quad Q$

Which of the following are related to the control of human kidney functions?
$A.$ Osmoreceptors in the body get activated by excess loss of fluid,which results in the inhibition of $\text{ADH}$ secretion.
$B.$ $A$ fall in $\text{GFR}$ can activate the release of renin.
$C.$ Low blood flow to the atria stimulates the secretion of $\text{ANF}$.
$D.$ $\text{ANF}$ acts as a check on the renin-angiotensin mechanism.
$E.$ $\text{ADH}$ can also affect kidney function by its constrictory effect on blood vessels.
Choose the correct answer from the options given below:

Which of the following statements is correct regarding the regulation of kidney function?

Given below are two statements.
Statement $I$: Macula densa and $JG$ cells together form the $JG$ apparatus.
Statement $II$: The $JG$ apparatus plays an important role in reabsorption of glucose within kidney.
In the light of above two statements,choose the correct answer from options given below.

Renin is released by