You cannot really tell of he is or not, but if you look close at how they act, the tone of their voice, or even how they're dressed, you might be able to tell.
P.S. please mark me as brainliest ;)
Answer:
A) It strengthens the authors reason for investigating.
Explanation:
I had the same question on edgenuity.
No improvement to this sentence is necessary. It makes perfect sense on its own and sounds right. "Either" always takes an "or" else the word wouldn't make sense, as it's meant to contrast binary options.
eg.
I'm either going to eat food or drink water.
Answer:
Walking has many of the same health benefits as running and might be a better option for people with certain health conditions
Explanation:
I took the quiz and it was right.