Answer:
The answer is: b. native.
Step-by-step explanation:
The American Sequoia: huge trees that grow in parts of California and the Pacific Northwest.
The Sequoia are native to the United States, the natural habitat in which the redwoods generally grow is constituted by mountainous systems that are quite humid and spacious, since they have the characteristic of growing in groups, in order to protect themselves from strong winds and of the frosts that are frequently seen in those places.
The answer is: b. native.