Attened the class at once. এই বাক্যে Passive voice হচ্ছে ---?

Attened the class at once. এই বাক্যে Passive voice হচ্ছে ---?

• ক. The class is to be attended at once
• খ. Let the class be attend at once
• গ. The class will be attened at once
• ঘ. You are asked to attened the class at once