The salt marsh seen here is one type of estuary ecosystem. In many ways it is similar to an ocean ecosystem. How is it different? A) The ocean varies with the tides. B) Only the ocean ecosystem contains salt water. C) The salt marsh estuary is a mix of fresh and salt water. D) The salt marsh is a breeding ground for many life forms.

answer; economic order quantity;

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

the answer is 75.0%.

i wish i could but this one is weird give me abc and i can solve it.