We are sorry for the delay in response to your query.
As Send & Track is a feature where you can generate the link of the pdf files and send to the end user. It doesn't matter whether the pdf send via Send & Track is an interactive pdf or not. When receiver will open the link, it will open the pdf with all the interactive elements and can be viewed.
Here is a help link for the detailed description of Send & Track service. Using Adobe Send & Track
Hope this answers your query.