Which type of embryo sac is found in Capsella?

In angiosperms,the embryo sac is . . . . . . .

Choose the correct sentence$(s)$.
$(I)$ Nucleus of the functional megaspore divides meiotically to form two nuclei.
$(II)$ After the $8$-nucleate stage,cell walls are laid down leading to the organization of a typical female gametophyte.
$(III)$ The egg apparatus consists of two synergids and one egg cell.
$(IV)$ Three cells at the chalaza end are called antipodal cells.

Choose the correct sentences:
$(i)$ The gynoecium represents the female reproductive part of the flower.
$(ii)$ Ovule is located in the anther.
$(iii)$ Each pistil has three parts: the stigma,style,and ovary.
$(iv)$ The uppermost part of the gynoecium is the anther.

Which type of ovule is found in Papaver?

Which of the following is the first cell of the female gametophytic generation in angiosperms?