there are many kinds of spaces
a space can be limited or illimited tiny or huge
for example, it can be a classroom or the universe, the cell of a prison or a whole country.
a space can be a piece of land or a sea even the ocean
where events usually happen.whether enjoyable or painful.
exchange
the word exchange can have several meanings:
first,an exchange implies business,that is to say it means giving something and receiving another thing or money in exchange.
but an exchange can also mean a verbal exchange for example giving information sharing opinions.
