Which bacteria are responsible for pneumonia?
$(i)$ $Streptococcus$ $typhi$
$(ii)$ $Haemophilus$ $influenzae$
$(iii)$ $Streptococcus$ $pneumoniae$
$(iv)$ $Haemophilus$ $typhi$

• A
  $(i)$ and $(iv)$
• B
  $(ii)$ and $(iii)$
• C
  $(i)$ and $(iii)$
• D
  $(iii)$ and $(iv)$