Out of first 20 natural numbers, one number is selected at random. The probability that it is either an even number or a prime number is - Options: A . &nbsp$$\frac{{1}}{{2}}$$ B . &nbsp$$\frac{{16}}{{19}}$$ C . &nbsp$$\frac{{4}}{{5}}$$ D . &nbsp$$\frac{{17}}{{20}}$$

Out of first 20 natural numbers, one number is selected at random. The probabili

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