I would say Spruce because they don't reproduce A-sexually like the other 3 options.
Nuclear división in eukaryotic cells that occurs when a parent cell divides to produce two identical daughter cells .
The Renaissance began in Florence, Italy.
An example would be acid rain because acid is a chemical.
The most strict policy regarding waste management in our area is segregation. Waste materials must be segregated according to their class. It's a strict policy since garbage will not be collected if they are not segregated. This is effective because it allows for the easy reuse and recycle of materials.