Match the following definitions with their one-word substitutes:
| A. The study of mountains | i. Zoology |
| B. The study of plants | ii. Orology |
| C. The study of the human mind | iii. Botany |
| D. The study of animals | iv. Psychology |
1
A-ii B-iii C-iv D-i
2
A-i B-iii C-iv D-ii
3
A-ii B-iii C-i D-iv
4
A-i B-iv C-iii D-ii