16. Which of these belong to the phylum Arthropoda? (Select all that apply.)oystersbutterfliesspiderslobsters

The phylum Arthropoda includes the largest group of invertebrates, characterized by having an exoskeleton, segmented bodies, and jointed appendages. The members of this phylum include:

1. Butterflies: They are part of the insect class, which belongs to the Arthropoda phylum. So, butterflies are arthropods.

2. Spiders: They belong to the class Arachnida, which is under the phylum Arthropoda. So, spiders are also arthropods.

3. Lobsters: They are part of the class Crustacea, which is under the phylum Arthropoda. So, lobsters are arthropods as well.

4. Oysters: They do not belong to the phylum Arthropoda. They are part of the phylum Mollusca. So, oysters are not arthropods.

So, the answer to your question is butterflies, spiders, and lobsters.