Which revision fixes the mistake in parallel structure in the sentence?

before going on their trip, anne and jill need to get visas, hotel, and pack their bags.

before going on their trip, anne and jill need to get visas, book a hotel, and they have to pack their bags.

before going on their trip, anne and jill need to get visas, book a hotel, and then they need to pack their bags.

before going on their trip, anne and jill need to get visas, a hotel, and their bags needed to be packed.

before going on their trip, anne and jill need to get visas, book a hotel, and pack their bags.

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