Which of the Following Explains 'Acceptance Test

Which of the following explains 'Acceptance Test'? 

A)  This is a technical test performed at the supplier's site, the buyer's site or both, to check whether the equipment that is bought by the buyer meets their functional and technical requirements. 
B)  This is a technical test performed at the supplier's site to check whether the equipment that is bought by the buyer meets their functional and technical requirements. 
C)  This is a technical test performed at the buyer's site to check whether the equipment that is bought by the buyer meets their functional and technical requirements. 
D)  This is a technical test performed at either the supplier's site, the buyer's site or both, to check whether the equipment that is bought by the buyer meets their functional requirements.