Answer:
a. east to west with respect to the background stars.
Explanation:
The direct motion refers to the movement of the planets that is relative to the stars, being this usually from west to east, such as the moon and the sun on our planet earth. Each planet has different speeds, being Mercury the fastest, then comes Venus, Mars, Jupiter, and lastly Saturn that is the slowest.
The most common elements in organic compounds are C, O, and H. These are respectively carbon, oxygen, and Hydrogen.
Ok so I just got a 93% on the IA3 test and this question was on it so here are all the answers
A language isolation, in the absolute sense, is a natural language with no demonstrable genealogical or genetic relationship with other languages, one that has not been demonstrated to descend from an ancestor common with any other language.