Which kind of rock is most likely to contain a trilobite fossil? 1) sedimentary
2) igneous
3) metamorphic
4) plutonic

Explain how it formed. Thank you.

Sandstone

Sandstone contains fossils of creatures such as trilobites, brachiopods, crustaceans, bryozoans and plants. Remains of land animals like mastodons and dinosaurs are much more likely to be found in sandstone.

Explanation:

thank me later

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.