Final answer:
The correct pronoun to use in the sentence 'let Mohan and (me/I) stay here' is 'me'. This is because 'me' is used as the object of a verb or preposition.
Step-by-step explanation:
In English, we choose pronouns carefully depending on the role they play in a sentence. In the case of your sentence, 'let Mohan and (me/I) stay here,' the correct pronoun to use would be 'me.' Here's why: When a pronoun is used as the object of a verb or preposition, 'me' is the appropriate choice. Therefore, the correct sentence is: 'Let Mohan and me stay here.'
Learn more about Pronoun Usage