Answer:
Conduction
Explanation:
convection- not related, as it is hot air rising and cold air falling, which isn't happening.
Subduction- that has to do with the Earth's plates moving
Radiation- doesn't have to do with heated substances.
B) Bb x Bb because to have blue eyes they need to get the trait from both parents
Through parents having intercourse, so the genes are passed on to generation to generation,