The best and most correct answer among the choices provided by the question is the third choice. The concentration camp experience strained the most basic aspects of human existence, such as family ties and it convenes the theme of the memoir. I hope my answer has come to your help. God bless and have a nice day ahead!
The "s." should be capitalized as it is part of the vet's name. Hope this helps.
Take care,
Diana
What is the question? be more clear