Q. Which Jharkhand district borders both Odisha and Chhattisgarh?
Answer: Simdega
Notes: Simdega district shares its boundary with Odisha's Sundergarh district. It also borders Jashpur district of Chhattisgarh. This geographical position places Simdega at the junction of Jharkhand, Odisha, and Chhattisgarh states. Gumla borders Chhattisgarh but not Odisha. West Singhbhum borders Odisha but not Chhattisgarh. Khunti district is internal to Jharkhand and does not border either Odisha or Chhattisgarh.