Answer:
Explanation
Explanation:
The Above passage is an Explanation ( a very detailed explanation to why a radio signal carrying Morse code on a continuous wave should be used in conveying information instead of the use of a Modulated radio signal ).
Also This is because the passage sheds light on some uncommon knowledge hence we will categorize it as an explanation.
Answer:
3. D
4. Cosmopolitan
7.Is a port city in France been a crossroad of immigration and trade
The three major religions began in southwest asia is Judaism, Christianity, and Islam.
It is the basis for impeachment of the president, vice president, and all civil officers of the US.
Explanation:
uses of air is for breathing,for plant to grow
and air pollution can cause global warming that is really harmful