Answer:
"We could make masks out of bed sheets or other easily accessible cloth."
Answer:
I am not quite sure what you need help with
Explanation:
This passage looks to be grammatically correct other than one missing period after the sentence Dogs have also been trained to help tescue people who have been lost or injured. The passage also contains a strong word choice and appears to be factually correct.
The answer that prevails in most cases is: B. They have a fatal flaw that will ultimately lead to their undoing.