Which of the following sentences includes a subordinating conjunction? Select one:
O a. Advertising goes down the street with us; it's on trains, planes, and buses.
O b. It shouts at us at sporting events from the banners on display and the electronic scoreboards.
O c. If we hear someone endorsing the product, we might want to buy it.
O d. The speaker may be holding the product, tasting it, wearing it, showing before and after pictures

Bicycle riding should be encouraged, and adding bicycle lanes will increase the number of riders. it is healthier for people to ride than to sit angrily in traffic. it is healthier for everyone to breathe cleaner air. sharing the road can be tricky, but there are things that can be done. so, add the bike lanes and get rolling! which sentence would improve this conclusion? every town should consider adding bicycle lanes, because it is a great idea. organizing safety classes for drivers and cyclists will ensure that everyone knows the rules. do not listen to negative people who complain about anything new. it is true that some people might get injured, but even walking can be dangerous.