You are not allowed to study with your classmates before the exam period.
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For PART 1 (essay questions) of the OESC Final Exam (19 December, 2021 at 9:00-9:40am), match each of the following items to whether you are allowed or NOT allowed to use/do it during the exam period.
For PART 2 (objective questions) of the OESC Final Exam (?? December, 2021 at ??, during week 17), match each of the following items to whether you areallowedorNOT allowedto use/do it during the exam period.
Match the exam part below with the device you MUST use for that exam part.
3和-7的等差中项是( )
A. -1
B. -2
C. 0
D. 1