QUESTION $27$

What is the character format and length of an IAM user's secret access key in AWS?

Uppercase letters and digits, $16$ characters.

Alphanumeric and special characters, $24$ characters.

Alphanumeric, $12$ characters.

Uppercase letters, lowercase letters, digits, and hyphens, $32$ characters.

Upper and lowercase alphanumeric and non$-$alphanumeric characters, $40$ characters