1. 8561. (1) A small amount of water in a vapor-cycle cool ing system can freeze in the receiver-dryer and stop the entire system operation. (2) Water in a vapor-cycle cooling system will react with refrigerant to form hydrochloric acid which is highly cor rosive to the metal in the system. Regarding the above statements, A. only No. 1 is true. B. only No. 2 is true. C. both No. 1 and No. 2 are true.