What are two central ideas in Peking Dust? China has very busy streets; Chinese people do not have good manners.

Nurses in China are not paid well; China is underdeveloped.

The author is afraid of traveling alone; Chinese women are not afraid of traveling alone.

China possesses great beauty; Chinese people resent outsiders.

One of the author's purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with enormous speed mark this and return save and exit next submit