Recommended way to embed PDF in HTML?

Question

What is the recommended way to embed PDF in HTML?

• iFrame?
• Object?
• Embed?

What does Adobe say itself about it?

In my

Answer 1

I found that the best way to embed a pdf for my case was by using bootstrap because not only does it show the pdf but it also fill available space and you can specify the ratio as you wish. Here's an example of what i made with it: