Should the UK be allowed to access European Markets once they leave the EU?

Yes, If they pay a premium surcharge like the VAT.

The same as any non EU country

Yes, as long as they adhere to EU Standards

Yes, but they don't get a say

Yes, they should adopt a similar place as Switzerland

Yes, provided they meet EU standards and single market criteria

Yes anyone who isn’t against our political interests should be able to trade with the eu for free

If that is what they choose.

The EU should decide