All channels of the AXI bus use the same VALID / READY handshake mechanism to transmit data, address and status information. Which of the following statement is correct?

A、 Information transmission occurs when the READY signal is valid;

B、Information transmission occurs when the VALID signal is valid;

C、Information transmission occurs when the READY and VALID signals are valid at the same time;

D、Information transmission occurs when the READY or VALID signal is valid