Consider the following statements:
$I.$ Yeast used in making bread and beverages is a prokaryotic fungus.
$II.$ Streptokinase is produced by $Streptococcus$ and modified by genetic engineering is used as a clot buster.
$III.$ Lipases are added in detergent for removing only stains from laundry.
$IV.$ Pectinases are used in clearing fruit juices.
Which of the statements given above are correct?

• A
  $I, II, III$ and $IV$
• B
  $I, II$ and $III$
• C
  $II, III$ and $IV$
• D
  $III$ and $IV$