Nicole and Matthew, a couple, are passionately in love with each other. They are attracted to each other and also share their thoughts and emotions. They are thinking of a future together and know that they can depend on each other even in the face of problems. According to Robert J. Sternberg's triarchic theory of love, Nicole and Matthew are most likely experiencing

A) affectionate love.
B) consummate love.
C) fatuous love.
D) passionate love.