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.

1. A. n; 2n; 2n; n; 2n; n; 2n; and 2n
2. B. 2n; 2n; n; 2n; n; 2n; 3n; and 2n
3. C. 2n; 2n; n; n; 2n; n; 2n; and 3n
4. D. 2n; n; n; 2n; 3n; 2n; n; and 3n

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