Match List-I with List-II and select the correct answer:

List-I	List-II
a. Distance coefficients	1. The estimate of proportionality and independence between pairs of OTU vectors
b. Association coefficients	2. The state of two data columns of the two OTUs under comparative study
c. Correlation coefficients	3. Measures the homogeneity of the system by partitioning or sub-partitioning sets of OTUs
d. Probabilistic similarity coefficients	4. The measures of the space between the two OTUs in a space defined in various ways

A. a-4, b-2, c-1, d-3

B. a-2, b-1, c-3, d-4

C. a-3, b-4, c-1, d-2

D. a-4, b-2, c-3, d-1

Answer: Option A