I NEED HELP ASAP I ONLY HAVE 10 MINUTES LEFT!!!!

The average newborn baby weighs 7.0 pounds, give or take 1 pound. The average newborn hippopotamus weighs 40 pounds, give or take 1 pound. Which statement is true about the percent error of each of the two newborns?
a. A newborn baby has a smaller percent error
b. A newborn hippopotamus has a smaller percent error
c. Both newborns have the same percent error
d. There is not enough information to decide