Examine the data for goldfish size in different aquariums grown with varying numbers of other goldfish. Which statement is supported by the data?

Question

Number of goldfish average mass of each goldfish ( g)

1 350
5 300
20 200
50 100

Lack of competition with other fish is an environmental factor and increases how large goldfish can grow
Lack of competition with other fish changes the genetics of the goldfish and increases how large goldfish can grow
An increase in the number of fish in the aquarium increases the size of the average goldfish
A decrease in the number of fish in the aquarium decreases the size of the average dolfish.

Answer 1

Lack of competition with other fish is an environmental factor and increases how large goldfish can grow.