Final answer:
Cricket spread out of Mumbai through cultural exchanges with European countries. The British colonized India and brought the game of cricket with them, which became popular among both the British and Indian communities. Cricket clubs and leagues established by the British also contributed to the spread of the game.
Step-by-step explanation:
Cricket spread out of Mumbai through cultural exchanges with European countries. When the British colonized India, they brought the game of cricket with them and it became popular among the British community in Mumbai. Over time, the game spread to other parts of India and became popular among the Indian population as well. The British also established cricket clubs and leagues in different cities, which helped in spreading the game further.