Detailed Solution:
The correct answer is “Mumbai and Karmali”.
India's first semi-high-speed train "Tejas" runs between: (c) Mumbai and Karmali
The inaugural run of Tejas Express was on 24 May 2017 from Chhatrapati Shivaji Maharaj Terminus, Maharashtra to Karmali, Goa. It covered 552 km in 8 hours and 30 minutes.