Question

Scientists classify organisms into groups, usually with a dichotomous key. Using a dichotomous key is like solving a puzzle, one in which you make choices about the organisms you are trying to classify. To classify this organism, you must complete the second tier of this dichotomous key. What would be the BEST choice for the second tier?
A) size of body
B) insect or sea creature
C) six legs or eight legs
D) two body segments or three body segments

Answer 1

Answer: C) Six Or Eight Legs

Explanation:

Answer 2

Answer: c. six legs or eight legs

Explanation:  

After tier 1 and endoskeleton, the next choice should be six legs or eight legs. Insects have six legs and spiders or arachnids have eight.