The correct answer is: B. IP address
An IP address is a unique number assigned to every device connected to the internet. It is used to identify and locate devices on the internet.
An email address is a combination of a username and a domain name. The username is the part of the email address that comes before the @ sign, and the domain name is the part of the email address that comes after the @ sign. Email addresses are used to send and receive emails.
A cryptographic code is a secret code that is used to encrypt and decrypt data. Encryption is the process of converting data into a form that cannot be read by unauthorized people. Decryption is the process of converting encrypted data back into its original form. Cryptographic codes are used to protect data from unauthorized access.
A password is a secret word or phrase that is used to authenticate a user. Authentication is the process of verifying the identity of a user. Passwords are used to protect accounts from unauthorized access.