Fill in the blank with the correct pronoun from the options given
This is the best hotel __________ I have ever seen
That
A pronoun is a word which is used to replace a noun. Some pronouns are- He, She, I, My, It, etc.
In the given options, ‘that’ is a relative pronoun which is used to demonstrate an object, thing or place. Here, in the given sentence, the hotel is being demonstrated. Therefore ‘that’ is the correct answer i.e ‘This is the best hotel that I have ever seen’.
So, the correct option is (D)