Question

review the details below.

• at yosemite national park, visitors are instructed to remove food from their cars otherwise, bears can cause significant damage by breaking into vehicles.
• some california parks require that backpackers keep their food supplies in spec bear - proof containers.
• campsites are sometimes equipped with specialized waste receptacles intended keep out bears.

choose the best topic sentence to introduce a paragraph containing these details.
visitors who camp in areas populated by black bears risk confrontations with bears in search of food.
state and national parks take several precautions to protect visitors from black bears in search of food.

Explanation:

The details describe actions (removing food from cars, using bear - proof containers, specialized waste receptacles) taken by parks (Yosemite National Park, some California parks) to deal with bears. The second option, "State and National parks take several precautions to protect visitors from black bears in search of food," introduces the idea of parks taking precautions, which matches the details. The first option focuses on visitors' risk of confrontation, not the parks' precautions.

Answer:

State and National parks take several precautions to protect visitors from black bears in search of food.