Question: Using this HTML markup, how would you select only the headings contained within the `

` element?

1. `header h1, header h2 {...}`
2. `header h1 + header h2 {...}`
3. `header h1, h2 {...}`
4. `h1, h2 {...}`

Answer: The correct answer of the above question is Option A:`header h1, header h2 {...}`