Which of the following is NOT mentioned in the passage as a cause of the holiday hazards？A

Which of the following is NOT mentioned in the passage as a cause of the holiday hazards？

A．Accidents during decoration.

B．Poor quality of bubbles.

C．Careless handling of candles.

D．Problematic management of lights.

请帮忙给出正确答案和分析，谢谢！