Match the following.

List-I (In Case of Correlation)	List-II (Value of 'r')
a. Perfect positive	1. 0
b. Perfect negative	2. +1
c. No correlation	3. -1

A. The central limit theorem B. The law of statistical regularly C. The law of inertia of large numbers D. None of the above

A. Sampling error B. Measurement error C. Coverage error D. Non-response error

A. Both (A) and (R) are true B. (A) is true, but (R) is false C. (A) is false, but (R) is true D. Both (A) and (R) are false

A. 0 B. 1 C. 0.4 D. 0.8