A group of three pennies was weighted using a high sensitivity digital balance. The mass was found to be 6.7841g. How could an intermediate sensitivity digital balance be used to obtain a mass with the same number of significant figures? a. weigh the three pennies and estimate an additional significant figures b. weigh a larger group of pennies c. weight three pennies on two intermediate sensitivity digital balances and take the average d. It is impossible to get a value with more significant figures on an intermediate sensitivity digital balance Explain your answer: