Final answer:
SBM user passwords must contain at least 8 characters, including 1 lowercase letter, 1 uppercase letter, 1 number, and 1 special character to ensure strong security measures. so, among the given options, option C is the correct answer.
Step-by-step explanation:
The correct answer to the question "SBM user passwords must contain at least" is c. 8 characters, 1 lowercase letter, 1 uppercase letter, 1 number, and 1 special character. This is a common password policy that is designed to create strong passwords which are difficult for attackers to guess or crack. The requirements of at least 8 characters, both lowercase and uppercase letters, as well as numbers and special characters, make the password complex and thereby provide a higher level of security.
The correct answer is c. 8 characters, 1 lowercase letter, 1 uppercase letter, 1 number, and 1 special character. The password requirements ensure that the passwords are strong and difficult to guess, which helps to protect user accounts and data from unauthorized access.