Use the paragraph to answer the question.

The hills and canyons of California provide all three of a wildfire’s needs in abundance. Dry brush and small shrubs and trees encircle the towns. Santa Ana winds blow steadily. The winds pick up twigs or small embers and carry them miles away. Dry lightning is a common occurrence, too, and tourists’ campfires, broken electric lines, or even dropped cigarettes can spark a fire.

Which is the best summary of the information in this paragraph?

A. Towns in California are surrounded by natural plants, such as trees and shrubs.

B. California weather is usually windy with the occasional dry lightning storm.

C. Some tourists cause wildfires while camping and sightseeing in California.

D. California is vulnerable to wildfires due to its dry climate, lightning, and tourist activities.

D. California is vulnerable to wildfires due to its dry climate, lightning, and tourist activities.

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D. California is vulnerable to wildfires due to its dry climate, lightning, and tourist activities.

To answer this question, we can analyze the information provided in the paragraph. The paragraph explains that the hills and canyons of California have the three necessary conditions for a wildfire: dry brush and small shrubs and trees surrounding the towns, the presence of Santa Ana winds that blow steadily and can carry embers for miles, and the occurrence of dry lightning. Additionally, it mentions that tourists' campfires, broken electric lines, or even dropped cigarettes can also spark a fire.

Based on this information, the best summary of the paragraph would be option D: California is vulnerable to wildfires due to its dry climate, lightning, and tourist activities. This summary accurately encompasses the main points mentioned in the paragraph and emphasizes the vulnerability of California to wildfires.