Cloudy day because of solar radiation
Answer: germination business? I may be wrong but are there any options?
The right option is; A. Solar
Solar energy is sustainable.
Solar energy is considered as a renewable energy resource. Solar energy is sustainable because it occurs naturally and it is derived from a source that is inexhaustible (sun). It can be depended on for the long term. All renewable energy sources such as geothermal, wind, biomass and hydro are sustainable.
Answer:
The Circulatory System is most important.
Explanation:
It is important because the circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.