What is adobe CC support email? I need to contact them

Muse is a discontinued product.  Support for Muse will end in a few days on March 26. If you have specific product questions, post them in the Muse product forum below. 

https://community.adobe.com/t5/muse/bd-p/muse?page=1&sort=latest_replies&filter=all

For billing and accounting questions, Adobe support can be reached by phone, Mon-Fri only and online chat.  Log-in with your paid ID and password below. Click the chat bot icon (lower right) and type AGENT followed by enter key.

https://helpx.adobe.com/contact.html

Be sure to remain signed in with your Adobe ID before accessing the link below
-you must also allow 'cookies' in your web browser for this to work
https://helpx.adobe.com/contact/support.html
-click the chat icon at the bottom right of the page to open a chat session
-the chat icon looks like '3 dots inside a circle' at the lower right
-type AGENT into the chat window to connect directly to a person rather than the AI

Or go to the Muse forum and ask other users - start at https://community.adobe.com/