Or C they know they'll lose but can turn round to the clubs pushing and the government looking to take their powers away and say we did what we could.
They could have done that the day after the CAS verdict. Could have closed the investigation there and then. Even keeping it open another couple of years, they could have closed it based on the cas verdict alone, taking a bit longer to get there.
If there is one thing this almost certainly is not, it is some token appear to have investigated and tried but failed posturing attempt. And neither was Uefa's shot at it, which people also claimed at the time.