Question 5. In humans, there are 3 alleles for blood type: A, B, O. A and B are co-dominant over O. A male with O type blood mates with a female with AB type blood.
The largest stadium in Spain is the Santiago Bernabaue in Madrid, it is Real Madrids stadium.
However how about expanding real stadiums from other leagues also. Such as the Portuguese league. Benfica, Sporting, Porto, Braga, and Boavista should have real stadiums in the game. Other leagues would be Scotland - Celtic and Rangers, MLS - Red Bulls, LA Galaxy, DC United. Turkish - galatasaray, Besiktas.