Parties of Iran nuclear deal meet in Vienna

What is the speaker referring to when they mention 'close'?

• A method of closing a door

• A type of camera lens

• The end of a conversation

• The distance between two objects

What equipment does the speaker mention using?

• A camera

• A tripod

• A laptop

• A microphone

Which prestigious institution is mentioned by the speaker?

• Harvard University

• Stanford University

• Oxford University

• Cambridge University