Choices 1, 2, and 3 all emit carbon dioxide, not enough to destroy the planet, but they still can cause it over a large amount of time, due to Carbon Dioxide being a greenhouse gas. Therefore, the answer is 4. Bicycles do NOT emit any carbon dioxide at all.
A. because the iced tea mix dissolves in the water therefore it is a solvent <span />
Hydrocarbons. (organic compounds entirely made up of hydrogen and oxygen)
Answer: experiments
Explanation: ap ex certified
