challenge: What was the primary reason for constructing Prayagraj Chheoki Junction railway station?
  
  A. To increase the number of platforms at Prayagraj Junction
  B. To decongest Prayagraj Junction and provide a separate route for trains to southern India and Jabalpur
  C. To reduce the distance between New Delhi and Howrah
  D. To provide a direct route to northern India
  Answer: 