Years ago, our city council passed a law establishing bicycle lanes. Within a year, crews painted green lines to create special lanes along the road. The lines immediately demonstrated where bike riders could ride safely. Drivers appreciate the bike lanes because now cyclists are no longer riding alongside them. Today, the city is much safer due to the bike lanes, and all residents are extremely grateful.

Which organizational strategy is used in this paragraph?

A. Step-by-step order
B. Order of evidence
C. Chronological order
D. Order of importance