Gas tank for 1970 dart

Is this a good choice for a tank for my 70 Dart?

Do I need to get the model with vent tubes or not?

Look at this on eBay Fuel Gas Tank 18 Gallon for Dodge Dart Plymouth Barracuda Valiant | eBay
OR

Look at this on eBay Fuel Gas Tank w/ Four Vents for Dart Demon Duster Valiant