Match the following:

List-I (Types of Research)	List-II (Objective)
A. Exploratory research	1. Testing causal relationship
B. Hypothesis testing research	2. Frequency with which it is associated
C. Descriptive research	3. Identifying feature of particular group
D. Diagnostic research	4. To get introduced with a process

A. A-1, B-2, C-3, D-4

B. A-4, B-1, C-3, D-2

C. A-4, B-3, C-1, D-2

D. A-2, B-3, C-1, D-4

Answer: Option B