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Q. 7,option C; Q. 8, option, b; Q.9, option b; Q. 10,option d; Q.11,option A

Explanation:

Q.7; the option C has a personal bias and would not form an effective reference tool which suppose to leverage on facts not opinions.

Q.8; Cited words usually would have a referenced page at the end. Noting this cited works are best referenced using first words [ in parenthesis] from the particular source listed on referenced page.

Q.9, Copying someone else's work without reference is a grave offence called plagiarism; so cited works has to be referenced.

Q.10; Research are usually narrowed to a particular aspect inorder to be effective because focusing on all aspects doesn't bring the vitality of the research to bear.

Q.11; The northern light is the focus not Alaska and we can see how the statements tailors people from different settings hence option A is the best option.