How do I bypass email and password on an iPhone 5?

Here are the instructions for what is mentioned above:

What to do before you sell, give away, or trade in your iPhone, iPad, or iPod touch - Apple Support

Whoever gave this iPhone to you can clear the lock using iCloud, as mentioned in the linked article.

Activation Lock is intended as a theft deterrent, and nobody here can help you bypass it, nor will Apple assist given you’ll likely be lacking the original purchase paperwork or other legal documentation.

You can’t bypass the activation lock if set up by someone else. You need to contact the person who gave you the phone.