Question

I am a punctuation mark, I am used in the beginning of a sentence, beginning of proper noun and abbreviations. Who I am?

Answer 1

Answer:

Quotation mark (" ",' ')

Hope it helps.

Please mark as brainliest.

Answer 2

Answer:

capital letter

Explanation:

it is s type of punctuation used in a beginning of every sentence even in proper noun. it is a grammar rule to use it while starting witha sentence