Identify the odd one out.

Identify the type of flower $A$ and $B$ in the given diagram.

Select the option that represents the correct sequence of events in the process of fertilization in flowering plants:
$(I)$ Movement of male gametes towards the egg cell and central cell
$(II)$ Formation of pollen tube
$(III)$ Dehiscence of anther
$(IV)$ Germination of pollen grain
$(V)$ Fusion of nuclei (Syngamy and Triple Fusion)
$(VI)$ Entry of male gametes into the synergid
$(VII)$ Deposition of compatible pollen on the stigma

Identify the incorrect statement.

In angiosperms, $.......$ carries the male gametes and $.......$ carries the egg cell.

Identify the correct ratio of male gametes,vegetative cells,generative cells and microspore mother cells produced in a microsporangium if $80$ pollen grains are released from it.