IELTS reading detail Practice
In California, the 'duck curve' illustrates the stark contrast between midday energy surpluses from solar power and...
Question type: sentence completion · Difficulty: advanced
- A. the low demand for EVs.
- B. the need for infrastructure upgrades.
- C. the steep increase in demand as evening approaches.
- D. the operational mechanics of V2G.
Explanation Preview
Paragraph B describes the 'duck curve' as having a 'midday dip in net demand (due to abundant solar power)' which is 'followed by a steep ramp-up in the evening as the sun sets and people return home.' This directly corresponds to a steep increase in evening demand.