1道prep07题求助

Emmayeli

The number of plant and animal species that humans are known to have forced to extinction in the last half millennium is over 800.

• Ahumans are known to have forced to extinction
• Bhumans are known as having forced to become extinct
• Chumans are known for forcing to become extinct
• Dare known that humans forced to become extinct
• Eare known as having been forced to extinction by humans
  

请问DE有啥错误。
d答案是A