The ovary is a part of which of the following?

Embryo sac consists of

Given below are two statements: One is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$.
Assertion $(A):$ $A$ typical unfertilised,angiosperm embryo sac at maturity is $8$-nucleate and $7$-celled.
Reason $(R):$ The egg apparatus has $2$ polar nuclei.
In the light of the above statements,choose the correct answer from the options given below:

The pistil is divided into which parts?

The part of the pistil that receives pollen is:

The point of attachment of the ovule to the funicle is called the ....