<span>The question is 'self interest motivate producers to offer ............ products. The correct option is B. In market situations, producers' self interest, which is the desire to make more profit, always motivate producers in supplying products that are more expensive. The profit margins of producing more of an expensive product is usually higher compared to other less expensive products.</span>
I'm pretty sure that the correct answer is d. meaningful and enjoyable interactions that are important.
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Flipped classrooms may help students succeed, but can cause new problems too.
Explanation: I solved this correctly just now.
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A good summary is written in the summary writer's own words. The original text is not copied, but the ideas are translated (or paraphrased) into the writer's own way of saying them. If a phrase or sentence can only be copied, it should be quoted. Using original words helps to condense the text.
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