Which of the following is a feature of value added tax (VAT)?

A: Only registered entities can charge VAT on sales or recover VAT paid on purchases. B: The value of all supplies must be taken into account when determining whether the registration threshold has been exceeded. C: Entities cannot register for VAT if the value of their taxable supplies is below the registration threshold. D: Entities that make only standard-rated or zero-rated supplies have their right to recover input tax restricted.