You add a comma to prepositional phrase when you want to tell more about the adjectives and adverbs.
Answer:
Rocks and fossils were found elsewhere other than their homeland, the continents fit if put together, a major one: tropical plants found in Antarctica.
Explanation:
Answer:
the mid-to-late 1990s as starting birth years and the early 2010s as ending birth years.
Add 100 and 20% you would get a total of 120%
For the last one it is b or c