This is because the frequency of of a wave is a number of repeating event per unit time.
The action or process of transcribing something
Answer:
Option A, shared their data with colleagues to obtain feedback on the work.
Explanation:
All researchers prefer to share their findings with their peers or other researchers working in the same field to get their reviews. This step is very essential as it makes the research authentic and removes the flaws that would have otherwise missed by the researcher.
Peer reviewers also give useful suggestion to further modify one’s research study based on their experiences.
Hence, option A is correct