Amy stands up against bullying, doesn't she?
A. happy that's your answer
answer: b When you're listing things you gotta use commas
Tools used to measure length include a ruler, a Vernier caliper, and a micrometer screw gauge. Vernier calipers and micrometer screw gauges are more precise and can be used to measure the diameter of objects like pipe and wire.
I hope it helps
they stay exactly the same