Read the following statements and select the correct ones.
(i) Ahmed Khan, a plastic sack manufactturer of Bangalore, in 1998, developed polyblend, a fine powder of recycled modified plastic.
(ii) In collaboration with RV College of Engineering and Bangalore City Corporation, he proved that the mixture of polyblend and bitumen was better for road carpeting as it had better water repellent property.
(iii) By 2002, more than 40 km roads of Bangalore were laid with the help of Khan's mixture
(iv) Rag pickers who used to get 0.40 per kg of plastic waste started getting 6.00 from Ahmed Khan.
(v) INnovation like polyblend might help the modern society from being smothered with plastic waste.

Options

A. (i), (ii) and (iii)
B. (ii), (iv) and (v)
C. (iii), (iv) and (v)
D. All of these

Answer

To determine which statements about Ahmed Khan and his innovation, Polyblend, are correct, we will analyze each statement step by step.

### Step-by-Step Solution:

1. **Statement (i)**: "Ahmed Khan, a plastic sack manufacturer of Bangalore, in 1998, developed polyblend, a fine powder of recycled modified plastic."
- **Analysis**: This statement is correct. Ahmed Khan indeed developed Polyblend in 1998 as a recycled plastic product.

2. **Statement (ii)**: "In collaboration with RV College of Engineering and Bangalore City Corporation, he proved that the mixture of polyblend and bitumen was better for road carpeting as it had better water repellent property."
- **Analysis**: This statement is also correct. Ahmed Khan collaborated with these institutions to demonstrate the effectiveness of Polyblend mixed with bitumen for road construction.

3. **Statement (iii)**: "By 2002, more than 40 km of roads of Bangalore were laid with the help of Khan's mixture."
- **Analysis**: This statement is correct as well. By 2002, it was reported that over 40 km of roads in Bangalore had been constructed using Khan's Polyblend mixture.

4. **Statement (iv)**: "Rag pickers who used to get 0.40 per kg of plastic waste started getting 6.00 from Ahmed Khan."
- **Analysis**: This statement is correct. The rag pickers' earnings increased significantly due to Ahmed Khan's initiative, from Rs. 0.40 to Rs. 6.00 per kg of plastic waste.

5. **Statement (v)**: "Innovation like polyblend might help the modern society from being smothered with plastic waste."
- **Analysis**: This statement is also correct. Innovations like Polyblend are indeed beneficial in addressing the issue of plastic waste in society.

### Conclusion:
All five statements are correct. Therefore, the correct answer is **Option D: all of these**.