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 :