निम्नलिखीत में से कौन सा इलेक्ट्रॉन हासिल करने की प्रवृत्ति का सही क्रम है ?

• A. C less than N less than O less than F
• B. F less than O less than N less than CF
• C. O less than F less than N less than C
• D. O less than C less than N less than F