If your command prompt isn't coming up in c:\ when it launches, then the cd c:\"... " won't work. you will need to use "/d" to make this switch to the c:\
(this can happen if you have more than 1 hdd and c: isn't your primary or if you have a home or network drive assigned that shows up instead as the default)
I think option 5 and 6 will still give you a UAC prompt. you could use option 7 if you don't want the prompt. Elevated Program Shortcut without UAC Prompt - Create
and then have the batch file execute the shortcut.
Example: I would create a folder like C:\ASC\ (short for admin short cuts) and then create your shortcuts there.
cd /d c:\asc