Major features of embryonic development at various months of pregnancy are given below. Choose the correct option for the correct sequential events.
$(i)$ The first movements of the foetus
$(II)$ The foetus develops limbs and digits
$(III)$ The embryo's heart is formed
$(IV)$ The body is covered with fine hairs

• A
  $(II)$,$(IV)$,$(I)$,$(III)$
• B
  $(IV)$,$(II)$,$(I)$,$(III)$
• C
  $(II)$,$(III)$,$(IV)$,$(i)$
• D
  $(III)$,$(II)$,$(I)$,$(IV)$