Leticia has called a client and received his voice mail. Which of the following pieces of advice will help Leticia improve the impression she makes when leaving a message?

?a $.$ ?Leticia should speak as quickly as possible to make her message more concise.

?b $.$ ?Leticia should leave a complete message, including confidential details about the project Leticia is working on $,$ ?to make her message as useful as possible.

?c $.$ ?Leticia should smile when leaving her message to add warmth to her voice.

?d $.$ ?Leticia should hang up and call back later; her client won't want to be bothered with having to listen to a message.