1. It increased
2. It stayed the same
3. A slight increase
4. It increased
Answer:
First is the high cost, because it takes a lot of increasingly expensive energy to remove salt from seawater. A second problem is that pumping large volumes of seawater through pipes and using chemicals to sterilize the water and keep down algae growth kills many marine organisms and also requires large inputs of energy (and thus money) to run the pumps. A third problem is that desalination produces huge quantities of salty wastewater that must go somewhere.
Explanation: hope this helped
Answer:
A. Response questions
Explanation
A free-response question is a type of question the responder creates an answer to instead of simply choosing a correct answer from the given list, which is the case with multiple-choice questions. Forms of free-response questions are short-answer questions (such as your question), essay questions, and mathematics problems.
A matching question consists of two lists of related words, phrases, pictures, or symbols. Each option in one list is paired with at least one option belonging to the other list.
Single best answer questions usually include five options, out of which the responder has to choose the best answer.
That’s a lot for only 5 points
<span>is far as history books know the only answer right for this is the holy Roman Empire.</span>