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Look at these details from a paragraph about the same topic:
• Bright and beautiful, marigolds add color to a garden.
• The heads of marigolds can be used as medicine.
• Marigolds can bring helpful bugs to a garden.
Choose the main idea that ties all the details together.
A. Marigolds make gardens more colorful.
B. Marigolds are useful flowers.
C. Roses, tulips, and marigolds have different uses.
D. Marigold petals are used to color cloth.​