Which group of diseases cannot be classified as infectious diseases?

• A
  $AIDS$, $Cancer$, $Pneumonia$, $Common \text{ } cold$
• B
  $Polio$, $Tetanus$, $Diphtheria$, $Pneumonia$
• C
  $Common \text{ } cold$, $Amoebiasis$, $Filariasis$, $Typhoid$
• D
  $Measles$, $Chickenpox$, $Filariasis$, $Conjunctivitis$