 
<translate> Ịgba mgba bụ egwuregwu nke na-achọ ka mmadụ na ibe ya na-emekọ ihe. Ndị nne na nna ga-abịanye aka n'akwụkwọ, maka egwuregwu ahụ nke na-agụnye kọntaktị anụ ahụ na-adịgide adịgide, iji mee ka ụmụ ha na-agba mgba. N'ihi ya, azịza ya bụ imetụ mmadụ aka. <eng> Wrestling is a sport that requires physical contact. Parents have to sign a waiver, for the sport that involves constant physical contact, to let their kids wrestle. So the final answer is physical contact. 