Answer :
Final answer:
David needs to attach his boutonniere using a black headed pin that is about 2 1/2-inches long and has a pear head.
Explanation:
David's Boutonniere
David needs to attach his boutonniere to his lapel. His florist recommends using a black headed pin. The pin is about 2 1/2-inches long and has a pear head. It serves both a decorative and functional purpose, securing the boutonniere to the lapel.
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