what does it mean if a guy leaves his phone unlocked with you while he goes to the restroom? like he handed me his phone and walked to the restroom and I panicked and turned it off and he asked if I took a picture on it, and no we are not dating he literally did this on the first day we met which was during Halloween party.

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.