Directions: In the following questions, some part of the sentence is underlined. Which of the options given below the sentence should replace the part underlined to make the sentence grammatically correct? If the sentence is correct as it is given then choose option E ‘No Correction required’ as the answer. For a whole, the alternative to big dams suggested by experts, appear to be superior and more feasi

Step-by-step solution

‘The alternative’ is the subject for the verb 'appear' and since the subject is singular in form the verb must be 'appears' instead of 'appear'. Besides, ‘superior’ or ‘inferior’ has the force of comparative degree and is followed by ‘to’ and not ‘than’. When two adjectives require different prepositions, appropriate prepositions should be used with both adjectives. e.g., Ex. He is senior and older than I. (Use ‘to’ afte