Plz, help! thanks
a, b,c, or d

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Can someone me with this problem . show your work .

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.