River works for a company that designs advertisements. She has to meet with a client about the team's ideas for new print ads. Which of the following should River use to show the client their ideas at the meeting?
1. Presentation slides with visuals of the proposed print ads
2. Mockups of the print ads for the client to review
3. Printed copies of the proposed print ads for the client to hold and examine
4. Examples of past successful print ads created by the team for reference
5. Digital portfolio showcasing the team's work and capabilities in designing print ads