Which of the following descriptions from the story to create a mood of danger? a. "there she was, a speck of yellow under an umbrella that looked like a slice of orange peel." b. "he was an only child, eleven years old. she was a widow." c. "it was as if he had eyes of a different kind--fish eyes that showed everything clear and delicate and wavering in the bright water." d. "rocks lay like discolored monsters under the surface."

Oceans produce approximately 80 percent of the oxygen our planet needs to support animal life. pollution that reaches the ocean through dumping, oil leaks, runoff, and other processes interferes with that oxygen production and poses a real threat to the oxygen content in our atmosphere. if the oxygen content decreases, it is likely that carbon dioxide will increase. this could have dramatic consequences for life as we know it. which does this passage indicate causes a decrease of oxygen in the atmosphere?