Which of the following passwords is the MOST secure?

"buzzypresto" uses only lowercase letters, making it highly susceptible to dictionary and brute-force attacks.

"BuZZyPr3st0" uses uppercase, lowercase, and numbers, which is better than option A, but lacks special characters for increased complexity.

The password "BuZZyPr3$t0" includes a combination of uppercase letters, lowercase letters, numbers, and a special character '$'. This diversity in character types significantly increases the entropy of the password, making it much harder for attackers to guess or crack using dictionary attacks or brute-force methods compared to passwords with fewer character types.

"BuZZyPresto" uses only uppercase and lowercase letters, making it less secure than options B and C due to the absence of numbers and special characters.