Indiscriminate use of $DDT$ is undesirable because

Which of the following is used as a green solvent?

Methemoglobinemia ('blue baby' syndrome) disease is associated with

Which principle of green chemistry highlights that the protection of a selective group is not advantageous?

$A.$ Ammonium salts produce haze in the atmosphere.
$B.$ Ozone is produced when atmospheric oxygen reacts with chlorine radicals.
$C.$ Polychlorinated biphenyls act as cleansing solvents.
$D.$ 'Blue baby' syndrome occurs due to the presence of excess nitrate ions in water.
Choose the correct answer from the options given below:

Which of the following statements is $NOT$ true according to the principles of green chemistry?