Select all the numbers that are prime. Multi-select Choices: (A)5 (B)8 (C)18 (D)16

Check Prime Number 5: Step 1: Check if 5 is a prime number. A prime number has only two distinct positive divisors: 1 and itself. 5 can be divided only by 1 and 5, so it is a prime number. Check Prime Number 8: Step 2: Check if 8 is a prime number. 8 can be divided by 1, 2, 4, and 8. Since it has more than two divisors, it is not a prime number. Check Prime Number 18: Step 3: Check if 18 is a prime number. 18 can be divided by 1, 2, 3, 6, 9, and 18. It has more than two divisors, so it is not a prime number. Check Prime Number 16: Step 4: Check if 16 is a prime number. 16 can be divided by 1, 2, 4, 8, and 16. Since it has more than two divisors, it is not a prime number.

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Select all the numbers that are prime. $\newline$ Multi-select Choices: $\newline$ (A) $5$ $\newline$ (B) $8$ $\newline$ (C) $18$ $\newline$ (D) $16$

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Q. Select all the numbers that are prime.

\newline

Multi-select Choices:

\newline

(A)

5

\newline

(B)

8

\newline

(C)

18

\newline

(D)

16

Check Prime Number $5$ : Step $1$ : Check if $5$ is a prime number. A prime number has only two distinct positive divisors: $1$ and itself. $5$ can be divided only by $1$ and $5$ , so it is a prime number.
Check Prime Number $8$ : Step $2$ : Check if $8$ is a prime number. $8$ can be divided by $1$ , $2$ , $4$ , and $8$ . Since it has more than two divisors, it is not a prime number.
Check Prime Number $18$ : Step $3$ : Check if $18$ is a prime number. $18$ can be divided by $1$ , $2$ , $3$ , $6$ , $9$ , and $18$ . It has more than two divisors, so it is not a prime number.
Check Prime Number $16$ : Step $4$ : Check if $16$ is a prime number. $16$ can be divided by $1$ , $2$ , $4$ , $8$ , and $16$ . Since it has more than two divisors, it is not a prime number.