The "( )" symbol is called

Correct option is B

The correct answer is (b) Round bracket.

Explanation:
• The symbol "( )" is called a "round bracket" or "parenthesis."
• It is used to enclose additional information or clarification in sentences, or in mathematical and programming contexts.
Grammatical Rule Used (English):
• Round brackets are typically used to provide extra information, explanations, or to denote mathematical functions or operations.

Meanings of other options:
• (A) "Square bracket" – Refers to the symbol "[ ]" and is not the correct term for "( )."
• (C) "Braces" – Refers to the symbol "{ }," not "( )."
• (D) "None of these" – Incorrect, as "Round bracket" is the correct answer.