as human travel increases, the number of introduced species likely\n○ decreases.\n○ increases.\n○ stays the…

as human travel increases, the number of introduced species likely\n○ decreases.\n○ increases.\n○ stays the same.\n○ is eliminated.
Answer
Brief Explanations:
As humans travel more, they have more opportunities to transport species to new areas, thus increasing the number of introduced species.
Answer:
increases.