A middle school science teacher is designing an end-of-unit assessment on ecosystems for a class that includes several English Learners at the 'Emerging' level of proficiency. Which of the following assessment options would provide the most accurate measure of the English Learners' content knowledge?
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A
A multiple-choice test with complex sentence structures and academic vocabulary.
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B
An essay requiring students to compare and contrast two different ecosystems.
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C
A task where students create a labeled diorama or a digital presentation of an ecosystem, followed by a brief oral explanation.
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D
A timed, standardized test provided by the textbook publisher.