Answer:
a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america
Step-by-step explanation:
a means a city
b means place in north america
a or b can be denoted as a∪b, which means a, or b, or both
Thus, we can say:
a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america
It can be these listed above. These are the outcomes of a or b.
