Research methods that do not necessarily yield causal explanations but only depict behaviour are called descriptive methods. Thus, the correct answer is D.
The procedures or methods used in gathering of data or evidence analysis to find new information or improve knowledge of the topic are known as research methods.
There are various research methodologies that use various data collection instruments. This research methods help find better result which scientifically described and authentic to use.
The descriptive type of research methods helps to analyse the behaviour pattern of population based on the situation for research.
Therefore, option D descriptive methods of research is the appropriate answer.
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