Aerials of squatters protesting at Russian oligarch's Belgrave Square mansion

What are some historical examples of flags being used in communication?

• Nautical flags

• National flags

• Protest flags

• All of the above

Discuss the importance of non-verbal signals like flags in effective communication.

• They enhance clarity

• They can be misinterpreted

• They are universally understood

• They are less important than verbal communication