Which option orders the events chronologically, from earliest to latest. (1 point)
Photosynthesizing bacteria release oxygen into the sea. Oxygen concentrations increase in the atmosphere. Many new animal species
evolve. Single-celled organisms increase atmospheric methane concentrations.
3 of 5
Single-celled organisms increase atmospheric methane concentrations. Photosynthesizing bacteria release oxygen into the sea. Oxygen
concentrations increase in the atmosphere. Many new animal species evolve.
Single-celled organisms increase atmospheric methane concentrations. Oxygen concentrations increase in the atmosphere.
Photosynthesizing bacteria release oxygen into the sea. Many new animal species evolve.
Many new animal species evolve. Single-celled organisms increase atmospheric methane concentrations. Photosynthesizing bacteria
release oxygen into the sea. Oxygen concentrations increase in the atmosphere.