Which of the following was done at Martinmas？A．Wearing animal hides at bonfire-lighted fea

Which of the following was done at Martinmas？

A．Wearing animal hides at bonfire-lighted feast ceremonies.

B．Putting out food and setting extra table places for ancestors.

C．Getting dressed up and creating mischief and confusion.

D．Disguising as the dead and going around demanding food offerings.

请帮忙给出正确答案和分析，谢谢！