Match the memory type with its function.

It’s connector has 288 pins and has advanced error correction features –> DDR4 SDRAM

It’s connector has 184 pins and is able to support two writes and two reads per CPU clock cycle. –> DDR SDRAM

It’s connector has 240 pins and consumes 1.5 Volts of power. –> DDR3 SDRAM

It’s connector has 240 pins and consumes 1.8 Volts of power. –> DDR2 SDRAM

Explanation: hope this helps a little bit

it can either be 2. or 4. : ) tell me if i'm wrong or right