Choose the correct answer from the following four options.
S1: High load on engine requires high viscosity lubricating oil.
S2: High-speed engine requires low-viscosity oil.
1
S1 and S2 both are correct
2
S1 is correct but S2 is incorrect
3
S1 and S2 both are incorrect
4
S1 is incorrect but S2 is correct
5
Question Not Attempted