A phoneme is a sound or group of different sounds, for example /k/ as in cat
A crowd is a groups of people who gather together in order to do something, to protest for example. But is not necessary they wear similar clothes.
A surrogate is someone or something that replaces another person or thing.
A clique is a narrow exclusive circle of people or group that gather together because of their common interests, views, purposes ad clothes.
So the correct option is letter d. Clique