Identify the primary organizational pattern of a text that explores why coral reefs are bleaching and what marine ecological consequences follow.

Answer and explanation

Correct answer: D. Cause and effect

  1. Step 1: The text examines the triggering mechanisms (elevated sea surface temperature) and the subsequent outcomes (bleaching, biodiversity collapse).
  2. Step 2: This structure exemplifies the classic cause-and-effect expository pattern.
Answer
Cause and effect.
Why not the others: 'Chronological sequence' arranges historical events strictly by calendar timestamps; 'Spatial arrangement' describes physical geography from north to south or interior to exterior; 'Problem and biographical narrative' centers on personal life stories.

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