 <translate> There are altogether three arrangements, which are we can select two members each from team A and B, each from team A and C, and each from team B and C. For each arrangement, there are altogether 16 possibilities (4*4) since each team has 4 players. So there are a total of 48 possibilities (16*3). I hope this method is easier for you to understand.
The final answer: (C). <yor> Àwọn ètò mẹ́ta ló wà, èyí ni pé a lè yan àwọn ọmọ ẹgbẹ́ méjì kọ̀ọ̀kan láti inú ẹgbẹ́ A àti B, kọ̀ọ̀kan láti inú ẹgbẹ́ A àti C, àti kọ̀ọ̀kan láti inú ẹgbẹ́ B àti C. fún ètò kọ̀ọ̀kan, àwọn àbá mẹ́rìndínlógún ló wà (4*4) nítorí pé ẹgbẹ́ kọ̀ọ̀kan ní àwọn agbábọ́ọ̀lù mẹ́rin. Nítorí náà, àpapọ̀ àwọn àbá 48 ló wà (16*3). Mo lérò pé ọ̀nà yìí yóò rọrùn fún ọ láti lóye. Ìdáhùn tó péye: (C). 