Choose the suitable adjective for each definition.

Choose the correct option.

This person always does only what they want. [Stubborn|Impatient|Sociable]
This person easily "reads" what people feel or need. [Sincere|Optimistic|Sensitive]
This person doesn't enjoy communicating with people. [Patient|Unsociable|Unreliable]
It's difficult to upset this person. [Easy-going|Irritable|Shy]