Question: In MR-DC, where are the capabilities of a UE supporting MR-DC carried?
Option 1: In the same capability container for both E-UTRA and NR.
Option 2: In different capability containers, with some in the MR-DC container and others in the E-UTRA and NR capability containers.
Option 3: Only in the E-UTRA capability container.
Option 4: Only in the NR capability container.
Explanation: The capabilities of a UE supporting MR-DC are carried by different capability containers. Some MR-DC related capabilities are in the MR-DC container, while other MR-DC related capabilities are contained in the E-UTRA and NR capability containers.