Does the behaviour of Spotify and Amazon constitute a violation of Article 101 TFEU?

Description
case is about Amazon buying a large percentage of the ad space of Spotify. I need to answer:

1.1. Does the behaviour of Spotify and Amazon constitute a violation of Article 101 TFEU? 1.2. In case you find a potential violation of Article 101 TFEU, what are the next steps the Commission can take? 1.3. Does the fact that Amazon occupies 70 per cent of Spotify’s ad space for 2022 violates Article 102 TFEU? 1.4. In case you find a potential violation of Article 102 TFEU, what are the next steps the Commission can take?