Pl which of the following corrects the pronoun error in this passage?

the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. it made them happy.

the sixth-grade students liked volunteering his or her time to read to the elderly people in the hospital. it made them happy.
the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. it made the volunteers happy.
the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. they made them happy.
the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. reading made them happy.

London includes a quote about john thornton as he is observing hal attempt to motivate the exhausted dogs "it was idle, he knew, to get between a fool and his folly". if the word "idle" is defined as "of no real worth, importance, or significance", what does this statement mean with regard to hal? who is the fool? what is hal's folly? why would john thornton think it of no real worth or useless to intervene?

In the real world, feldman learned to settle for less than 95 percent. he came to consider a company “honest” if its payment rate was above 90 percent. he considered a rate between 80 and 90 percent “annoying but tolerable.” if a company habitually paid below 80 percent, feldman might post a hectoring note, like this one: the cost of bagels has gone up dramatically since the beginning of the year. unfortunately, the number of bagels that disappear without being paid for has also gone up. don’t let that continue. i don’t imagine that you would teach your children to cheat, so why do it yourselves? the excerpt serves as which type of support for the authors’ argument? a claim an example a conclusion a counterclaim

"the beginning of the massai" which excerpt best justifies this conclusion