The library had a busy summer, so there were a lot of books to put away but we managed to get it done just in time for the holiday rush.
What is wrong with the above sentence?
OA
It is a sentence fragment by
ОВ.
It is a simple sentence.
C. It is a compound sentence.
D.
It is a run-on sentence.

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