Match the synonyms.

• Объекты 1
  • improve
  • variety
  • charity
  • community
  • endangered
  • monitor
  • snorkel
  • teenagers
  • give up
  • non-profit
• Объекты 2
  • adolescents
  • diversity
  • check
  • under threat
  • enhance
  • charitable
  • refuse
  • goodwill
  • swim underwater
  • society