Audition is a music editing software enabling multi track use amongst a million other functions. A staple piece of software for production and the radio industry.
Adobe is a company, not a specific product. Adobe develops and produces dozens of programs. You must specify what particular Adobe program you are looking for an alternative to.
Virus is nothing but a poece of code which causes a normal functioning software malfunction.
eg if you write a code to add 2 numbers and someone else writes a code to add 1 into the result (sum) of...