Answer:
I'm pretty sure it's a. With refrigeration you do have more food variety, the food lasts longer so less waste.
On his visit to the Galapagos Islands, Charles Darwin discovered several species of finches that varied from island to island, which helped him to develop his theory of natural selection.
oxygen can only hold two bonds with other elements.
Biodiversity supports biological system efficiency where every specie, regardless of how little, all have a vital part to play. For instance, A bigger number of plant species implies a more prominent assortment of products. More noteworthy species assorted variety guarantees common maintainability for all living things.
I think it’s B
Hope that’s right
