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In each of the following questions, two statements are given; one in Assertion (A) column while the other in Reason (R) column. Examine the statements carefully and mark the correct answer according to the instructions given below :
(a) If both (A) and (R) are right and (R) is right explanation of (A).
(b) If both (A) and (R) are right but (R) is not right explanation of (A).
(c) If (A) is right but \( (\mathbf{R}) \) is wrong.
(d) If both (A) and (R) are wrong.
(A) \( \rightarrow \stackrel{\circ}{\mathrm{CH}_{3}} \) is better nucleophile than \( \mathrm{NH}_{2} \).
(R) \( \rightarrow \) Stronger base are better nucleophiles if the size of donor atoms are nearly same.
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