'Calling a method' OR 'sending a message' in Objective C

Question

In C or any ECMAscript based language you \'call a public method or function\' on an object. But in documentation for Objective C, there are no public method calls, only the

Answer 1

Was taught this in my Java class. I would say they only have realistic differences in multithreaded scenarios, where message-passing is a very legitimate and often-used technique.