Which of the following is an example of $water$ in $oil$ type emulsion?

Colloidal solution of gold cannot be prepared by:

The stability of lyophilic colloids is due to

$A$ sol of $AgI$ is prepared by mixing equal volumes of $0.1 \ M \ AgNO_{3}$ and $0.2 \ M \ KI$. Which of the following statements is correct?

The most appropriate method of making egg albumin sol is

Identify the correct statements from the following:
$I$) Sulphur sol is an example of a multimolecular colloid.
$II$) Starch sol is an example of an associated colloid.
$III$) Artificial rubber is an example of a macromolecular colloid.