Answer:
The climate was more favorable with milder winters and longer growing seasons
Step-by-step explanation:
The middle colonies had a rich soil with better climate conditions compared to other colonies. this rich soil and good climate meant that farmers preferred to plant their crops in the middle colonies, this led to the over production of farm produces in the colonies.
some of the overproduced farm crops included wheat and Oats which were exported to other parts of the world and Europe as well. European immigrants also preferred staying at the middle colonies as well due to its good climate conditions