Which of the following characteristics are seen in a stable community?
$i$. It is strong enough to withstand environmental disturbance and recovers quickly.
$ii$. It is resistant to invasive species.
$iii$. It exhibits constant change in biomass production over a period of time.
$iv$. It has more species diversity.

• A
  $i, iii$ and $iv$ only
• B
  $i, ii$ and $iv$ only
• C
  $i, ii$ and $iii$ only
• D
  $ii$ and $iv$ only