Words clause and brought have similar spelling: clause is spelled 'klawz', and brought is spelled 'brawt'. So, both are spelled with 'aw'. On the other hand, their meaning is different. Also, clause is a noun while brought is a verb. A clause is a syntactic construction that forms part of a sentence or is a whole simple sentence. Brought is simple past tense and past participle of 'bring'.
I feel shy when I have to ask for help
B. Their
There is where something is, and They're is they are
"When the feudal system succeeded on the local level, kings and emperors used the system on a much larger scale to strengthen their monarchies"
True. You can't put coffee back together because it's too soft.