Answer:
Do you know me? I know the answer is no.
Explanation:
I am a sage and if you delete this answer I will give you a curse that you will never pass so better stay quiet kid .. ..
Answer:
The answer is 2. Through their research and development, scientists have invented practical items such as cordless tools, memory foam in mattresses, and scratch-resistant glasses.
Explanation:
It tells you the products they have invented, that are used on earth.
Its either a or d but i think it is more d.no.......a.....just know its one of them
Do you have any options for us ?