| LIST I | LIST II |
|---|---|
| A. Mesh topology | III. Each node is connected to two other devices, one each on either side |
| B. Ring topology | IV. Each communicating device is connected with every other device |
| C. Bus topology | I. Single backbone wire shared among the nodes |
| D. Star topology | II. Each communicating device is connected to a central networking device |
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world