B is the answer but I am not sure
Answer:
hi, my name is Mrs. teacher and i was just notifying you that your son has been doing his absolute best job in class, he hardly interrupts and is always participating. i also wanted to let you know that next week is the parent teacher in person meetings that we have rescheduled due to the change of teachers on campus and this whole pandemic situation.
I believe true , because the person reading the notes should be able to identify where each note came from.
Hope this helps ^_^
Answer: Theory
A theory is a unifying range of observation. A theory is something that has been repeatedly confirmed through experimentation and observation. Scientists cannot conclude answers to their problems just yet until an experiment is repeatedly experimented.