The issue of research ethics become relevant in which of the following stages of research?1. Problem selection2. Hypothesis formulation3. Hypothesis testing4. Data analysis and interpretationSelect the correct answer from the following options:

The issue of research ethics become relevant in which of the following

1.	The issue of research ethics become relevant in which of the following stages of research?1. Problem selection2. Hypothesis formulation3. Hypothesis testing4. Data analysis and interpretationSelect the correct answer from the following options:
A.	1 and 2
B.	3 and 4
C.	2 and 3
D.	1 and 4
Answer» E.