The commission acknowledged that no amount of money of staff members can ensure the safety of people who live in the vicinity of a nuclear plant, but it approved the installation because it believed that all reasonable precautions had been taken. (A) no amount of money or staff members (B) neither vast amounts of money nor staff members (C) neither vast amounts of money nor numbers of staff members (D) neither vast amounts of money nor a large staff (E) no matter how large the staff or how vast the amount of money 请问为什么选D,不能选C呢??? | 
