CLEAN : Iran deal signatories meet as Trump deadline looms

The transcript consists of a brief exchange where a speaker expresses gratitude.

What are some alternative phrases to 'OK, thank you.'?

• I appreciate it

• That's fine

• Thanks a lot

• Sure thing

Why is it important to express gratitude in communication?

• It builds relationships

• It shows respect

• It encourages further communication

• It is not important