| Column-I | Column-II |
|---|---|
| (a) Human Development Indicator | (ii) Constitutional Protection |
| (b) Demographic Indicator | (i) Rule of Law |
| (c) Special Economic Zone | (iii) Generation of additional economic activities |
| (d) Commune System | (iv) Collective industrialisation |
Identify the part of the sentence that contains a grammatical error:
Each of the boys have submitted their assignment on time.
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