You wake up and find yourself surrounded by ferns, trees, flying birds, and different types of dinosaurs. which era did you wake up in? proterozoic paleozoic mesozoic cenozoic

Select all the true statements about the cosmic microwave background radiation

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)

Idon’t understand this can someone give me the answer? you