Though he dialled frequently $A$: on telephone $B$: my brother could not contact me $C$: and had left no information $D$: as $I$ had gone out of office. The proper sequence of given words should be:

$A$ month after colleges opened for the next academic year,the following segments form a sentence. Arrange them in the correct order:
$P$. $35\%$ seats reserved under $OBC$
$Q$. in private colleges
$R$. for the next academic year
$S$. remain vacant

With her body $A$: dragging her unwilling feet $B$: weak and infirm $C$: doubled with age $D$: she persisted in her mission. The proper sequence of the given words should be:

$A$ high voltage .......... between the plates.
$P$. of electrons
$Q$. the flow
$R$. and allows
$S$. breaks down the gas

It appears $P$. in dealing with the strike $Q$. that $R$. the policies of the management $S$. he was not aware of

Arrange the parts to form a meaningful sentence: His parents $P$. on his birthday $Q$. came to $R$. visit him $S$. in the hostel