CLEAN : Foreign ministers from Iran world powers start nuclear talks

The video begins with a brief greeting and acknowledgment of the audience.

What is the primary purpose of the initial greeting in a presentation?

• To provide a summary of the content

• To ask questions to the audience

• To thank the audience for their presence

• To introduce the main topic

What is typically included in the concluding remarks of a presentation?

• A thank you note to the audience

• An introduction to the speaker

• A list of references

• A detailed explanation of the topic