In general, use the past tense
A) in the review of studies in the introduction and in the method.
B) only in the method.
C) only in the introduction.
D) only in the results.

Question

Quizplus · Accepted Answer

In academic writing, especially in the introduction where previous studies are reviewed, and in the method section where past procedures are described, the past tense is generally used to indicate that the studies and actions were completed in the past.

In General, Use the Past Tense