Mark the correct alternative in each of the following: If the difference of the roots of \( x^{2...
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0Mark the correct alternative in each of the following:
If the difference of the roots of \( x^{2}-p x+q=0 \) is unity, then
(A) \( p^{2}+4 q=1 \)
(B) \( p^{2}-4 q=1 \)
(C) \( p^{2}+4 q^{2}=(1+2 q)^{2} \)
(D) \( 4 p^{2}+q^{2}=(1+2 p)^{2} \)
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