What is the use of sodium alkyl benzene sulfonate?

The correct match between Item-$I$ and Item-$II$ is

Item-$I$	Item-$II$
$a.$ Norethindrone	$p.$ Anti-biotic
$b.$ Ofloxacin	$q.$ Anti-fertility
$c.$ Equanil	$r.$ Hypertension
	$s.$ Analgesics

The artificial sweetener which is stable under cold conditions only is

Which of the following is not a broad spectrum antibiotic?

Which of the following drugs produce depression of the central nervous system?

Which of the following is/are correct for "Dettol"?
$(A)$ It contains Terpineol
$(B)$ It contains chloroxylenol
$(C)$ It is used as an antiseptic
$(D)$ It may be a disinfectant