Final answer:
To record a voicemail greeting, you should B. dial your voicemail number and follow the voice instructions, commonly pressing the appropriate key to record.
Step-by-step explanation:
To record your own voicemail greeting, the correct step is generally to dial your voicemail number and follow the instructions provided by the system. Once connected to your voicemail, you will often be prompted to press a specific key (such as '*' or '#') to access the menu to record a greeting. From there, you'll be guided through the process which typically involves recording your message after a tone and pressing another key to save it. Option B, Dial your voicemail number and wait for instructions, is usually the correct method to record a greeting. Options A, C, and D do not accurately describe the standard procedure for recording a voicemail greeting.
When you dial your voicemail number, you will typically hear a prompt to press a specific key to record your greeting. This key is usually the number associated with the record or customize option. Follow the instructions provided by your voicemail system and speak clearly into the phone to record your personalized greeting.