Match List I (Mechanism) with List II (Name) and select the correct answer:
List I List II
A. Mechanism used to reproduce a 1. Hart’s mechanism
diagram to an enlarged or reduced scale
B. A straight line mechanism made up 2. Pantograph
of turning pairs
C. Approximate straight line motion 3. Grasshopper mechanism
consisting of one sliding pair
D. Exact straight line motion mechanism 4. Peaucellier’s mechanism
A B C D
(a) 3 1 2 4
(b) 2 1 3 4
(c) 3 4 2 1
(d) 2 4 3 1