alleryसमाचारों में कभी-कभी दिखने वाला शब्द 'वेस्ट टेक्सास इंटरमीडिएट' (West Texas Intermediate) निम्नलिखित में से किसके एक ग्रेड को संदर्भित करता है?
Aकच्चा तेल
Bबुलियन (सोना-चांदी)
Cदुर्लभ मृदा तत्व
Dयूरेनियम
Answer & Solution
Correct answer: A. कच्चा तेल
UPSC CSE Prelims 2020 (GS-I, Set A), Q.53. Official answer key: A.
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