Rearrange the following parts to form a meaningful sentence:
$P$: The water tanks may remain empty
$Q$: on Tuesday evening
$R$: in the city
$S$: will repair the damaged water pipes
as the water supply department

The national unity of a free people $A$: to make it impracticable $B$: for there to be an arbitrary administration $C$: depends upon a sufficiently even balance of political power $D$: against a revolutionary opposition that is irreconcilably opposed to it. The proper sequence of the given words should be:

Rearrange the following parts to form a meaningful sentence:
$P$. which is called spectrum.
$Q$. forms a rainbow of colors
$R$. If you place a glass prism
$S$. against a beam of sunlight

She is $P$. she returns $Q$. ghosts so $R$. afraid of $S$. home before sunset

People $P$. this hospital $Q$. come to $R$. from different cities $S$. for medicine and treatment.

Rearrange the following parts to form a meaningful sentence:
$P$. of
$Q$. The cultivation
$R$. Saffron
$S$. in Jammu and Kashmir
.......... is one of the major contributors to the economy of this state.