This exercise is about reading and understanding Pharo expressions, and differentiating between different types of messages and receivers.
Note that in the expressions you will be asked to read and executed, you
can assume that the implementation of methods generally corresponds to what their message names imply (i.e.,
2 + 2 = 4).
In addition, most of the expressions we use in the exercises are expressions that you can execute in Pharo, so do not hesitate.
What kind of object does the following literal expressions refer to?
For each of the expressions below, fill in the answers: