Since it is business related always remember to include a subject line so that they know what the e-mail is about before they read it, so that they can know if it is urgent or not.
An author uses dialogue in characterization so you can understand the characters feelings and thoughts. It's a better way of getting to know and understand the character. It's just another way of relating to the character.
Answer:
a
Explanation:
the colon introduces a list