Q)Express 2 344.682 8¸ correct to 3 significant figures.

Options are

(A) 2 344 683

(B) 2 350

(C) 2 340

(D) 235

(E) 234

To me the answer should be 234 which is E but the answer given is 2340 i.g C

Why is it C and why we write 0 after 234.To me it will make 4 significant number.