 
<translate> Mutumin ƙarfe yana yayyafa walƙiya a cikin iska yayin da ƙarfensa ya yayyafa ƙasa, siliki yana da laushi mai laushi don aikinsa na superhero. Don haka, amsar ita ce Jumlar B. <eng> Iron man sprays sparks into the air as his metal scrapes the ground, silk is too soft of a medium for his super hero work.
So, the answer is Sentence B. 