Which revision would make the following sentence correct? Sarah, Anna and Karen danced in the show, it was an amazing production of lights and sound.
A.
Sarah, Anna and Karen danced in the show, it was an amazing production of lights and sound.
B.
Sarah, Anna, and Karen danced in the show, and it was an amazing production of lights and sound.
C.
Sarah, Anna, and Karen danced in the show, it was an amazing production of lights and sound.
D.
none of the above

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.