For Sasha go to the clothing store and NBA 2K22 MT buy the Principal Logo Hoodie. It's not about the team so you are free to purchase one for whichever team you'd like to. When you've received it, take it for the City Runway and show it off. You will receive an task at this point telling you that the attire was approved by Sasha.
For Sarah purchase anything at the shop where the city she lives in is. Players have also reported that they've completed this mission by wearing either a Luka jersey, or even an Adidas compression shirt Keep that in mind if your outfits in her city aren't working. Once you have the outfit then head over onto the City Runway to fulfill this portion of the quest.
For Apollo participants, they'll need to wear khaki pants and grey suits to meet the requirements. Once again, take a trip through the City Runway to Buy NBA 2K MT fulfill this portion of the requirement. Then, proceed to the NBA game requirement.