d.character versus society
hope it helps you
"During the rock concert" would be the subject, as "an amplifier exploded on stage" would be the predicate.
You are basing your opinion on that experience
No they didn't know everything from the beginning
a group of words that express a complex meaning, but are not formed through the usual noun or verb modification. They may be idiomatic phrases such as "middle of the road." Or they may, because of the varied uses of the words have more than one meaning. I hope this helped :)