Concept:Count multiples of 17 up to 493 by dividing 493 by 17.Explanation:The multiples are 17,34,51,…,493.Number of multiples =17493​.17493​=29.Also, 17×29=493, so 493 is exactly the 29th multiple.Hence, there are 29 numbers divisible by 17 up to 493.Answer:29​ (Option C)