Choose the suitable parts of a thank-you letter to complete the instructions on how to write it.

Choose the correct option.

You express your gratitude for the last time in the [first paragraph|main body|conclusion].

You explain the reason to write the letter in the [first paragraph|main body|conclusion].

You express your gratitude for the first time (without examples) in the [first paragraph|main body|conclusion].

You express your gratitude and give examples in the [first paragraph|main body|conclusion].