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.
1
Being as I am a realist,  I could not accept his statement that supernatural beings have caused the disturbance.
» Explain it
B
The underlined part must be replaced with 'Being a realist' to make it a grammatically correct sentence.

Hence, the option B is correct.

 
2
Although he is able to make political enemies with this decision, the Prime Minister does not mind doing it for the sake of public welfare.
» Explain it
D
The adjective 'liable' means 'at risk of or subject to experiencing or suffering something unpleasant.' and the word is used with 'to'.

Ex. liable to criminal charges; liable to diabetes.

The underlined part, hence, must be replaced with 'liable to' in place of 'able to', the use of which is quite absurd in the context.

Hence, the option D is correct.

 
» Explain it
D
The underlined part must be replaced with 'either of these two' to make it a grammatically correct sentence.

In this sentence 'either', which means 'the one or the other', is being used as a pronoun. 
Ex. Which movie do you want to see? Either will be fine.

Below is the example of 'either' being used as an adjective.
Ex. You can wear either coat. 

Hence, the option D is correct.

 
» Explain it
B
In the currect sentence, the relative pronoun 'who' is being used for "Shaym' but its antecedent is 'presentation' which is erroneous.

The underlined part, hence must be replaced with 'presentation by Shyam who was' to make it a grammatically correct sentence.

Hence, the option B is correct,.

 
5
As it was a dark and stormy night, Lata was too scared to go home alone.
» Explain it
E
The sentence is absolutely correct.

Hence, the option E is correct.