Answer:
D) None of the above
Explanation:
Arthropods are characterized by the possession of an exoskeleton and a segmented body. This group includes insects, arachnids, myriapods (centipedes and millipeds), and crustaceans.
The Devonian period, belonging to the Paleozoic Era, occurred from around 415 million to 350 million years ago. During this era, arthropods such as centipedes, millipedes, and flightless insects were predominant and diversified throughout this period.
Therefore, as all of these arthropods were present in the Devonian period, the correct answer is <u>d) None of the above</u>.
Group 2, I reckon. They started off with 100 mL vegetable oil, and group 2 ended up with 10+ of that, they also had an increase in engine oil. It was supposed to decrease like all of the other groups, but instead it increased like none of the groups.
They all develop gills, slits and tails
