A scientist is writing about the origins of Earth's oceans. The scientist wants to include a sentence that describes the chemical composition of early oceans. Which of the following sentences would best accomplish this?
","stem_html":"Which of the following sentences would best fit in the paragraph above?
","rationale_html":"Choice B is the best answer because it describes the chemical composition of early oceans, which is relevant to the scientist's topic. Choices A, C, and D describe other characteristics of early oceans, but they aren't as directly related to the scientist's focus on chemical composition.
","correct_answer":["B"],"has_media":false,"has_mathml":false,"has_table":false,"source_created_at":null,"source_updated_at":null,"options":[{"label":"A","content_html":"The early oceans were thought to be much more acidic than the oceans are today, and the water would have been much warmer.
","ord":0},{"label":"B","content_html":"The early oceans contained a mixture of dissolved gases, including methane, ammonia, and hydrogen sulfide.
","ord":1},{"label":"C","content_html":"The early oceans were very salty, and there were very few life forms in them.
","ord":2},{"label":"D","content_html":"The early oceans were likely formed from the water that was released when comets and asteroids collided with Earth.
","ord":3}],"attribution":{"source_id":"opensat","source_name":"OpenSAT community question bank","rights_holder":"OpenSAT contributors","canonical_url":"https://github.com/Anas099X/OpenSAT","retrieved_from":"https://pinesat.duckdns.org/api/questions","attribution":"Reading and Writing practice questions from the OpenSAT community question bank, whose licence permits free use of the database.","disclaimer":"OpenSAT items are community-written or AI-generated practice material, not official College Board questions; quality varies.","license":"OpenSAT LICENSE.md: the database may be used freely, including commercially, without restriction. Code is separately restricted.","redistributable":true,"item_count":1406}}