They are fighting because they are rivals.
Answer:
Before the rain; the clouds turned dark gray.
Explanation:
For it to be properly worded<em>, </em>it would be <em>" Before the rain, the clouds turned dark gray " </em><em>or </em><em>" The clouds turned dark gray </em><em>before </em><em>the rain ". </em>
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<em>p.s. </em>
<em>the other answer explains it a bit clearer, showing to remove the " ; "</em>
To show the progression of inventions
This type of source would be
"books of more than one volume"
It appears to be a 4-volume series regarding Southern Rock Opera. We cannot infer that its an anthology, which is a number of collected works within the same genre (such as a 70's rock greatest hits collection), and there are more than one author listed. We also do not know which edition it is.
Answer:
It is very hard to understand
Explanation:
useless
