Q. Multiple choice questions:-
1. Pet dander is
(a) Pet hair shed. ✓
(b) Mites that live on pet. ✓
(c) Dust settled on pet skin. ✓
(d) Microscopic particles on skin. ✓
Please answer this question my exam is near...
correct answer will be marked as Brainliest
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d) microscopic particles on skin
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