Final answer:
The author implies that education potentially contributes to happiness but does not guarantee it, as it can lead to better earnings and social mobility yet may not always result in career success or fulfillment.The correct option is C.
Step-by-step explanation:
The author seems to suggest that education contributes to happiness, rather than guarantees it. From the provided text, it can be inferred that education has the potential to improve well-being and help in social mobility. Additionally, there is a mention of how educated individuals tend to earn more, which might contribute to their happiness. However, it is also acknowledged that higher education doesn't always result in career success or happiness, and that societal expectations about education and success can lead to contradictions and challenges.