أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
1. Expression of needs and want – to regulate the behaviour of another person to get something2. Information transfer – to convey information from person A to person B3. Social closeness – to establish and maintain relationships with others4. Social etiquette – to conform to the social conventions of politeness.
