Who want's to talk i'ma girl 14 XD

What is one way that the author makes a distinction between the first transcontinental railroad and the first transcontinental passenger flights in 1936

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

What is the main problem with the following critique? “you put some thought into it, but you obviously do not care much about the topic you are presenting.” a. it is not ethical. b. it is not constructive c. it is not specific. d. it is not behavior focused.