Correct option is B
️ The correct one-word for the given group of words is (b) Hallmark.
· Explanation: The phrase “official mark” in the context of buying gold refers to a certification of purity and standard. This is specifically known as a hallmark.
· Correct word:Hallmark – सरकारी शुद्धता चिह्न या प्रमाणीकरण।
· Use in a sentence: Always check the hallmark before buying gold jewellery.
Meanings of the other given options:
· (a) Counter-foil:
· Meaning: A stub or part of a cheque or ticket retained for record.
· Hindi meaning: रसीद का हिस्सा जो रिकॉर्ड के लिए रखा जाता है।
· (c) Receipt:
· Meaning: A written acknowledgment of having received something.
· Hindi meaning: रसीद।
· (d) Brand:
· Meaning: A type of product manufactured by a particular company.
· Hindi meaning: ब्रांड, व्यापारिक नाम।