Take medicines regularly, else you may fall terribly sick. (Complex)

• ক If you take medicines regularly, you may not fall terribly sick.
• খ If you do not take medicines regularly, you may fall terribly sick. ✅ সঠিক উত্তর
• গ If you not take medicine regularly, you may fall terribly sick.
• ঘ Unless you not takes medicines regularly, you may fall terribly sick.