Answer:
LDL is
low density lipid
HDL is
high density lipid
Explanation:
HDL helps rid your body is excess cholesterol so so it won't end up in your arteries
LDL is also called "bad cholesterol" because it takes cholesterol to your arteries
It’s A and D have a good day!!
Lead: Pb, oxygen: O, and silver: Ag
B-it allows the filament to heat up and glow