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 had to preview a PDF with React so after trying several libraries my optimal solution was to fetch the data and ebmed it.

const pdfBase64 = //fetched from url or generated with jspdf or other library