California was important to the fulfillment of the manifest destiny dream but also gave the United States all of the following: (select all correct answers)

-Two natural ports for trade on the Pacific

-a fertile central valley for agriculture

-mountains as barriers to invasion

-moderate climate

Here are the answers to the given question above. California was considered important to the fulfillment of the manifest destiny dream but also gave the United States the following: a fertile central valley for agriculture, and t wo natural ports for trade on the Pacific. Hope this answers your question.