St 1-Though r+s is positive, we do not know of the sign of s and hence the conclusions can be YES/NO**(Insufficient) **

St 2- With s>0 and given r>0,the question stem can be answered with a YES. Hence **Sufficient.**

Hence **option(B)**

Modified on: Tue, 12 Oct, 2021 at 12:07 PM

St 1-Though r+s is positive, we do not know of the sign of s and hence the conclusions can be YES/NO**(Insufficient) **

St 2- With s>0 and given r>0,the question stem can be answered with a YES. Hence **Sufficient.**

Hence **option(B)**

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