In One Part of Gus's Persuasive Speech on Composting, He

In one part of Gus's persuasive speech on composting, he creates a vivid picture of how the U.S.'s excess garbage problem could improve if residents of the United States began to compost. He creates an equally vivid picture of what the country will look like if we continue to throw away what we could compost. What stage of which organizational pattern does this part of Gus's speech represent?

A) the solution stage of a problem-cause-solution pattern
B) the visualization stage of Monroe's Motivated Sequence
C) the effect stage of a cause-effect pattern
D) the final step in a chronological pattern