Inductive reasoning b/c he is basing his conclusions off of patterns
A because when the little fish die they sink to the bottom, and after time the skeletons build up on top of each other.
An autotroph produces its own food while a hetertroph has to find it/hunt for it/gather it
Examples~
Autotroph-Sunflower
Heterotroph-Wolf
4) all of the above.
This because it cause all of these things obviously
