The use of a song to learn and retain information is known as the music mnemonics. The music mnemonics works the same way as someone recalling the lyrics of the song just as one can recall important details and information using a song. hope this helps. Therefore it would be B.
Usually, in a conclusion, you wrap up what you have been writing about the whole time. So, a conclusion is basically a summary of the whole text. You can introduce new ideas for the reader, but it is usually inadvisable. In a couple of sentences, you should finish your text, referring to the previous paragraphs and just wrap it all up nicely.
To see if it sounds right out loud so you can make corrections, hope that helps!
Answer:
you would have hunted for food instead of buying it
you would have made food in open fire
and you wouldn't have a house that time
Answer:
It helps us understand our language better. For example, someone uses improper grammar. You may take what they said the wrong way.