The symbols for two different isotopes of element S are shown.
$_{\text{n}}^{\text{m}}$S $_{\text{q}}^{\text{p}}$S
The letters m, n, p and q represent whole numbers.
Which statements about the values of m, n, p and q are correct?
1- m = p
2- n = q
3- m > q
1 )
1, 2 and 3
2 )
1 and 2 only
3 )
1 and 3 only
2 and 3 only
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