Synergid's filiform apparatus

Synergids are which type ?

Choose correct sentences

$(i)$ The gynoecium represents the female reproductive part of the flower

$(ii)$ Ovule is located in Anther

$(iii)$ Each pistil has three parts the stigma, style, and ovary

$(iv)$ The upper most part of gynoecium is Anther

Indicate the stages where meiosis and mitosis occur $(1,\, 2$ or $3)$ in the flow  chart.Megaspore mother cell $\xrightarrow{1}$ Megaspores $\xrightarrow{2}$ Embryo sac $\xrightarrow{3}$ Egg