PLS HELP ASAP!! BEST WILL GET BRAINLIEST

Which content would be most appropriate for a letter of complaint?

I am writing to recommend Arnold Jones for the Bright Scholarship.

I am very interested in joining a school club and would like some information.

I purchased your product two weeks ago and was very satisfied with it until the top fell off.

I have known Arnold Jones for six years. He is smart and dependable.