if a plant has three leaves in a cluster, you should avoid it because? it isn’t edible. it attracts insects. it causes painful, itchy rashes. it produces poison berries.

Answer:
Your answer would be: it causes painful, itchy rashes
Explanation:
Poison ivy, a common plant, has leaves that always appear in bunches of three leaflets. Poison ivy has an oily resin called urushiol that is in its stem, leaves and roots. When touched, it causes an allergic reaction that can cause redness, itching, swelling, blisters, and other nasty symptoms.
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