Transfer of thermal energy — practice question

All objects emit thermal radiation. Through which mediums can thermal radiation travel?

• Aglass ✓, water ✓, air ✓, vacuum ✓
• Bglass ✓, water ✓, air ✓, vacuum ✗
• Cglass ✗, water ✓, air ✓, vacuum ✓
• Dglass ✗, water ✗, air ✗, vacuum ✓