Select the correct option containing a dangling modifier that needs to be corrected.

• ক Walking through the gas plant, a leakage was noticed by him. ✅ সঠিক উত্তর
• খ Having inspected the plant, the manager reported the leakage.
• গ While he was walking through the plant, a leakage was noticed.
• ঘ Walking through the gas plant, he noticed a major gas leakage.