The cell theory consists of:
1. all living organisms are made up of cells
2. cells are the basic structural/organizational unit of all organisms
3. all cells come from pre-existing cells
The answer is c Over time, replace old street lights and traffic lights with solar-powered lights.<span>Since traffic lights need to be replaced over time anyway, changing them to solar-powered lights would reduce </span>energy<span> needed to run the city.
</span>
Please follow up with which organisms so I can help you out!
D because gravitational force cannot pull or push
Rose is an example of a producer.