The symbols for two different isotopes of element $\text{S}$ are given as $^m_n\text{S}$ and $^p_q\text{S}$. The letters m, n, p and q stand for whole numbers. Which of the following statements about m, n, p and q are correct? 1. $m = p$ 2. $n = q$ 3. $m > q$
- A1, 2 and 3
- B1 and 2 only
- C1 and 3 only
- D2 and 3 only