Discussion

Explanation:

Here,
p = Vikas is creative.
q = Vikas is energetic.
r = Vikas is successful.

Statement: If (p or q), r

Conclusion 1:  ⇒ (p or q) ⇒ r
(i) p ⇒ r
(ii) q ⇒ r

Conclusion 2: ~r ⇒ ~(p or q)
∴ ~r ⇒ ~p and ~q

Option (a) corresponds to conclusion 1 (i).
Option (b) corresponds to conclusion 1 (ii).
Option (c) corresponds to conclusion 2.

Hence, option (d).

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