What are the different ways to play a C7 alt chord on the guitar?

There are several ways to play a C7 alt chord on the guitar. One common way is to play it as x3234x, where you mute the 5th string and play the other strings. Another way is to play it as x3233x, muting the 5th and 1st strings. You can also play it as x3235x, muting the 5th string and playing the others.