[单选题]

Why was Bertha von Suttner awarded the 1905 Nobel Peace Prize?

A.She encouraged the Nobel family to make as many patents as possible.

B.She effected change in Nobel' s policy and had protests against war.

C.She helped Alfred Nobel with many of his inventions.

D.She was influential in the building of many laboratories in 90 countries.

参考答案与解析: