1. Which sentence is correctly punctuated?
A Alaska's oil pipeline is one of this country's greatest accomplishments.
B There were many disappointments during Californias gold rush.
C Prospectors families hoped that their's would be the claim that paid
off.
D It took the United States some time to make use of the Yukons
resources.

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.