JEE Main 2023 Chemistry question

The isomeric deuterated bromide with molecular formula having two chiral carbon atoms is

• (A)2–Bromo–2–deuterobutane
• (B)2–Bromo–1–deutero–2–methylpropane
• (C)2–Bromo–3–deuterobutaneCorrect
• (D)2–Bromo–1–deuterobutane