| Film | 1. Otis |
| Lift | 2. Torricelli |
| Printing machine | 3. Forest |
| Barometer | 4. Barg |
A) A-4; B-3; C-2; D-1
B) A-3; B-1; C-4; D-2
C) A-2; B-4; C-1; D-2
D) None of these
Correct Answer: B
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