The problems that the people faced were option 1 and 2. I hope this was helpful!
<u>Answer:</u>
You didn't include the answer choices, but a question with the same wording popped up on the quiz I just took and the answer for me was B : They suspect something strange may be going on.
Answer: the article "Peach Trees" on a local university website
Explanation:
<span>For a theoretical physics journal, the tone that is most appropriate is B. a formal tone. </span>
Make small adjustments to their diets