Really simple and straight to the point:)
Hello (mr/mrs__),
I wanted to thank you for arranging the school trip. I really appreciate it and thought I should thank you. Have a good day!
(ur name)
The answer is, something the reader has experienced
"A. Two-thirds of the team attended practice" is the only sentence that is written correctly since in this case fractions should be hyphenated, although this is slipping from convention.
Answer:
He was standing <u><em>BY</em></u> her
Hope this helps!