Which of the following statements are correct about slime moulds?
$(i)$ Its thalloid body,Plasmodium,has pseudopodia for locomotion and engulfing organic matter.
$(ii)$ During unfavourable conditions,Plasmodium differentiates and produces fruiting bodies,sporangia.
$(iii)$ Spores possess no true cell wall.
$(iv)$ They are dispersed by air currents.
$(v)$ Being extremely resistant,spores survive for many years.
$(vi)$ Plasmodium can grow up to several feet.
Choose the correct answer from the following options:

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