Such PAA or People Also Ask feature is one series of dynamically loading questions which are related to the first searched query showing in those search results on the mobile and desktop. When a particular user would be clicking on the question in that PAA feature, a drop-down would appear on such featured snippets that are actually called quick answers from a different search result.
For many PAA results, every time that the user would be clicking such extra PAA question, the new dynamically loading question would then be shown below. There have also been a few instances of many PAAs but many would stop after some new questions. The PAA feature is initially showed in search results in 2015. Know that the organic search feature is actually part of the ongoing efforts of Google for improving the search experience and also keep those searches in the Google interface much longer.
Unlike those featured snippets, the People Also Ask feature now is moving around the first page of those search results. But, the majority of such PAAs showed at the bottom on that first search result page.
An essential thing to know is that the People Also Ask feature has surely become more popular when Google first offered this in 2015. You must learn that the PAA is really one of the growing search result page features and this is also a lot faster even such featured snippets known as quick answers.
An important thing that you have to know is that PAAs actually show 70 percent of the search results that featured snippet and also show to be using a similar source to answer such featured snippets and those PAA questions. What this truly means is that ranking the answer to such featured snippet as well as PAA question may result in various instances of exposure. You have to know that one PAA can actually appear in over 20 search result pages.
If you try to rank like the answer in People Also Ask question, you have to optimize in the same way like how you would for that featured snippet. It is really essential that you answer the question in that concise, clear, authoritative manner. Having that question or answer to content would give a much better experience for the user by aligning the intent of the user with the relevant content.
It would be great that you go through the website so that you will be able to get more info on the benefits of Google expanding the People Also Ask feature. Through this, you will have more knowledge on how you will be able to benefit from the PAA.