What happens next in this paragraph?

How to get rid of stink bugs naturally
Sprinkle diatomaceous earth.
Spread this chalky powder both outside and inside, focusing on entryways like windows and doors along with other areas where stink bugs seem to gather.
Diatomaceous earth is a natural sedimentary rock.
OPTIONS:
a). It is commonly sold as " edible ", and it kills lice, mold, and other bugs, but diatomaceous earth stains outdoor surfaces, making it a breeding ground for stink bugs. Cut off all growing branches in the area with a razor blade.;
b). Use water or manure for pest control. Since stink bugs like to stay outdoors, saturate the dirt, grass, and ground in the foundation of your home with it, working it up with rocks and concrete (sometimes called clay) to create a barrier.;
c). It contains silica, alumina, and iron oxide. The powder is used as a pesticide against a variety of insects, including stink bugs.;
d). For most bugs, it smells like rotten meat. Some insects might try to feed on the rock to turn it green, such as earthworms.;
c).