Multi-choice problem: Continue writing the next sentence in this paragraph:

How to store a cut onion
Keep your onion clean when preparing it for storage.
Minimize exposure to harmful bacterial by preventing cross-contamination with uncooked meat and dairy products. Use separate cutting boards for meat and produce.

Select from:
a). Always wash your hands before handling a cutting board for your own safety. Clean the cut onion quickly with soap and water.;
b). Always wash your hands after handling uncooked meat and ensure that your knife is clean. If you have space, consider setting up dedicated areas for produce and meat preparation, so you don't spread germs while cooking.;
c). Cut strips of wok cloth until you have approximately 10-14 sections. Cut the strips thinly (about 2-3 by 1.;
d). Wash your hands first to prevent spreading bacteria and other pathogens to a fresh cut onion. Clean the onion thoroughly before cutting to keep it looking new.;
b).