Match the following:
| a. C. A. Cutter | I. Subject Classification |
| b. H. E. Bliss | II. Universal Decimal Classification |
| c. J. D. Brown | III. Expansive Classification |
| d. Paul Otlet and Henry La Fontain | IV. Bibliographic Classification |
1
a - I, b - II, c - III, d - IV
2
a - IV, b - III, c - II, d - I
3
a - II, b - III, c - IV, d - I
4
a - III, b - IV, c - I, d - II