Correct option is C
The correct one-word for the given group of words is (c)
Advertisement.
Advertisement: A public promotion of some product or service (विज्ञापन)
Example: The company released an advertisement for their new smartphone.
Meanings of other options:
·
(a) Payment – the act of giving money for goods or services (भुगतान)
·
(b) Adjustment – a small change to improve something (समायोजन)
·
(d) Amazement – great surprise or wonder (आश्चर्य)