Explanation

Reflexive pronouns (myself, yourself, himself, etc.) end with "self" or "selves."

They reflect the action back to the subject (e.g., "He hurt himself.").

Explanation

"Who stands first" is a relative clause because it describes "the boy" using the relative pronoun "who."

Relative clauses provide additional information about a noun and usually begin with who, which, or that.

Explanation

"They" is a plural pronoun that correctly refers to multiple people going to school.

They means وہ

Explanation

"Mine" is a possessive pronoun that shows ownership.

It replaces a noun phrase like "my car" to avoid repetition.

Explanation

Explanation

Who is a pronoun.

Who means جو

"Who" is used for the subject of the sentence referring to a person.

"Which" is used for things.

"Whom" is used as an object.

"Whose" shows possession.

Explanation

Explanation

"Themselves" is the correct reflexive pronoun for "scientists," which is plural.

Themselves means خود کو

Explanation

Explanation

It is a dummy pronoun when used to introduce a sentence or clause, without referring to a specific noun or person.

e.g., It is raining" or "It seems fine."