1.for official communication
2.for exchange market
3.provision of trend during stock exchange
4.to develop learners ability to Comprehend
5.to adhere immigration helpfully
6.to control education performance
7.to advocate teaching process.
8.to determine individual difference
9.to help student ability in learning.
10.to provide systematic rate of undersranding
I would have to put, 'A', because reliable evidence is key to help people see your point.
I believe your answer is The words modest and unimpressive impart a modest tone. Hope this helps!
-Lion
Personification is the answer