(2-part question)
part a: which bear cub was heavier at birth and by how much?
a) mish was heavier by 1 pound
b) mish was heavier by 2 pounds
c) mash was heavier by 1 pound
d) mash was heavier by 2 pounds

part b: which bear cub is growing faster and by how much?
a) mish is growing faster by four pounds per week.
b) mish is growing faster by one pound per week.
c) mash is growing faster by three pounds per week.
d) mash is growing faster by two pounds per week.