What is the answer because it is so confusing to me

Bottle deposit programs are one way to encourage higher recycling rates. explain how they work

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

Ocean crust is a. made from submerged continents b. magnetically produced crust c. produced at mid-ocean ridge d. produced at all plate boundaries