jaseperryjp
Answered

At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Ask your questions and receive detailed answers from professionals with extensive experience in various fields. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

Complex organisms with gills and lungs were major life forms that existed in the_____________.
a.
Mesozoic era
c.
Precambrian era
b.
Cenozoic era
d.
Paleozoic era

Sagot :

bellapink134

Answer:

D which is that Paleozoic era

Explanation:

Paleozoic era

We hope our answers were useful. Return anytime for more information and answers to any other questions you have. Thank you for your visit. We're dedicated to helping you find the information you need, whenever you need it. Find reliable answers at Westonci.ca. Visit us again for the latest updates and expert advice.