1994 lincoln town car

I have a 1994 Lincoln Town car with less than 75,000 miles on. It's been sitting up for about 5 years from the previous owner. Been putting off dealing with. Today me and buddy finally dropped the fuel tank to take a look at that fuel pump. Gas at the very bottom of the tank poured out like...

I just purchased a home. The mother owned a 94 town car with very low miles on it. 79,000. The daughters did start it up and drive to make quick errands. Just to keep it running after they took the keys from the mother. But around 2009-10 they stopped and left it under the carport. Only changing...