The image shows the magnetic polarity involved in seafloor spreading which feature is the arrow pointing to?

Just do the math, then think

Jobs that people can do to earn a living in southwest asia are being a diving instructor, a journalist, a teacher, a photographer, a dj, a tour guide, a web designer, a fitness instructor, and more.

Cthat is the answer

Answer is b)eutrophication occurs when excess nutrients are present in aquatic ecosystems, resulting in the increased production of plant life and the subsequent decrease in the oxygen levels of the watereutrophication occurs when there are excess nutrients in a body of water. this results in plants having more food and reproducing  more, sometimes leading to more aquatic animal life as well. ultimately, this can reduce the oxygen level in the ecosystem.