Tillerson attends meeting on Islamic State In NY

The video consists of expressions of gratitude, with repeated thanks at the beginning and end.

What might be the reason for someone to emphasize their gratitude?

• To show politeness

• To express deep appreciation

• To fill silence

• Both 1 and 2

How can the phrase 'thank you' be interpreted differently in various cultures?

• It is always positive

• It can be seen as insincere

• It has no cultural significance

• It is universally understood