What is the challenge that Koum and his family faced after moving to California? A. Living in unpleasant living conditions B. Leaving his father in Ukraine C. Studying computer science and m
Giải thích
Hướng dẫn giải:
Đáp án đúng: A
Thông tin: It was a hard time for the family who lived in very run-down accommodation. (Đó là khoảng thời gian khó khăn đối với gia đình sống trong một căn nhà tồi tàn.)