Gaokao Math Practice Question
若集合 $M=\{x \mid \sqrt{x}<4\}, N=\{x \mid 3 x \geq 1\}$, 则 $M \cap N=(\qquad)$
- A.$\{x \mid 0 \leq x<2\}$
- B.$\left\{x \mid \frac{1}{3} \leq x<2\right\}$
- C.$\{x \mid 3 \leq x<16\}$
- D.$\left\{x \mid \frac{1}{3} \leq x<16\right\}$
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