Question

Though the idea of high-speed trams is/appealingly. studies show that countries which/have such trains have found that they are much/ more expensive than expected and are not used much.

• A. Though the idea of high speed trains is
  
• B. Appealingly, studies show that countries which
  
• C. Have such trains have found that they are much
  
• D. More expensive than expected and are not used much
  
• E. No error

Answer 1

The correct option is B Appealingly, studies show that countries which


'Idea' is a noun and using an adverb 'appealingly' for it is improper. So, use 'appealing' which is an adjective and proper usage.
e.g That scene of a beggar asking for an alms was so appealing to me that I wept then and there.