Is - two billion dollars is a unit, one unit so it is singular and you use the singular verb
think - scientists is a plural, therefore, you must use the plural verb form of think
Answer:
In the book, the River Styx is described as polluted. It seperates the land of the living to the underworld. Oaths made on the river styx are punishable by death.
Explanation:
It is described as polluted due to the unfulfilled dreams that have been put there by the dead.
HOPE THIS HELPS!
Answer: Supporting detail.
Explanation: This sentence adds to the topic of telescopes helping people see the universe.
For this question the answer would be Tom and Frank had drank the new soft drink before. i hope this helped!!!
