Joan wants to determine whether rust forms on nails faster in alcohol or in water. she is limited on time and wants to speed up the reaction. what can joan do to increase the rate of reaction in her experiment?

a. decrease the surface area of the nails
b. increase the concentration of the alcohol
c. increase the number of nails that she is testing
d. decrease the temperature of the alcohol by adding ice

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

i don't understand. explain it clearly

continuous conducting path for current, power supply