Answer: Discovery, data, analyze and ethical
Step-by-step explanation:
Discovery: The first phase is the discovery phase in which the general knowledge and observation leads to hypothesis.
Data: The second phase include collecting data from every possible place. The sources can be book, article, research papers, online et cetera.
Analyze: The analysis of data takes place where the data relevant to hypothesis is filtered and rest is removed.
Ethical: It is the last phase where the data or procedures are checked that it is ethical or not.