A student gave this reason for opening a new public library.

Our town needs a new public library because the one we have is outdated.

Which is the best detail to add to support opening a new library?

The old library is a historical landmark that was built by our town’s founders.
Our town library was only built five years ago, and it cost our town a large amount of money.
A new library would provide modern, energy-efficient equipment and updated books.
A new library is not a good idea because hardly anyone visits the library now.

Which sentence is punctuated correctly?  a.under a microscope; the organisms look a bit like ruffled tennis balls they have armored plates that fit together to make a round shape. b.when the water is disturbed; the organisms respond by glowing this makes swimmers look like floating beams of blue light. c.there is a bay in puerto rico that seems to light up at night; the light comes from tiny organisms in the water. d.the luminescence attracts visitors from around the world people are curious to see; this beautiful otherworldly sight.