Choose the correct sequence representing the ploidy of Nucellus; Megaspore mother cell; Megaspore; Egg cell; Zygote; A polar nucleus of embryo sac; Secondary nucleus and Primary endosperm nucleus.

A

n; 2n; 2n; n; 2n; n; 2n; and 2n

B

2n; 2n; n; 2n; n; 2n; 3n; and 2n

C

2n; 2n, n; n; 2n; n; 2n; and 3n

D

2n; n; n; 2n; 3n; 2n; n; and 3n