| A | Pataliputra | (I) | Prakrit name of Rajgir, Bihar |
| B | Rajgaha | (II) | Present-day Coastal Odisha |
| C | Kalinga | (III) | Present-day Patna |
| D | Arthasastra | (IV) | Kautilya |
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. that maintaining a positive attitude
Q. even in difficult situations
R. is essential for success
S. and helps overcome obstacles effectively