Put the words into three groups

• Группы
  • Male
  • Female
  • Either
• Варианты
  • brother
  • dad
  • nephew
  • businessman
  • uncle
  • girlfriend
  • niece
  • aunt
  • mother-in-law
  • sister
  • neighbour
  • friend
  • cousin
  • acquaintance
  • classmate
  • teenager
  • sibling
  • fiancée
  • fiancé
  • father-in-law
  • boyfriend