Hello @INES_BESSAI,
welcome to the Asana Community Forum
Asana is definitely the go-to tool for you
Yes
Yes
Yes
In order to get started with Asana I have prepared this overview a while ago, I recommend going through that as it covers a lot of things and links to guides that Asana provides: 📌 How to get started with Asana? - A Guide from A to Z