Marina is very confident, brash, and assertive. Her husband Marco is very humble, unassuming, and quiet. Which theory states that they picked one another because their qualities are reciprocal
The theory of complementary needs is one that has to do with the selection of a partner. it tells us why people select the partners that they choose. The is suggestion in the theory is that individuals choose who their partners are based on the fact that they have opposite needs that can complement their own.
