CLEAN: Colombia confirms 'exploratory' talks with FARC

The video introduces the concept of 'closed', starting with a brief acknowledgment and then posing the question 'What is closed?'.

What is the initial reaction or acknowledgment given by the speaker?

• A summary of the topic

• A question about the topic

• A simple acknowledgment

• A detailed explanation

What is the main topic discussed in the second section?

• The concept of 'partial'

• The concept of 'complete'

• The concept of 'closed'

• The concept of 'open'