At an orientation meeting, the travelers were told that a visa, a landing card, and evidence of inoculation against typhoid fever would be needed by each of them.
A. a visa, a landing card, and evidence of inoculation against typhoid fever would be needed by each of them
B. they would need a visa, a landing card, and evidence of their being inoculated against typhoid fever
C. they would need evidence of being inoculated against typhoid fever and a visa and landing card
D. they would each need a visa, a landing card, and evidence of inoculation against typhoid fever
E. they would need visas, landing cards, and evidence of inoculation against typhoid fever for each of them
答案給D,想請教一下A除了被動語態還有什麼錯誤可以挑,個人覺得這邊用被動不至於罪死。