_____________ refers to a group of two or more words that usually go together.

Correct option is C

The correct answer is (c) collocation.

Collocation refers to a group of two or more words that are commonly used together in a language. These word combinations sound natural to native speakers, such as "make a decision" or "strong coffee."

Hindi Meaning:
कोलोकेशन का मतलब उन शब्दों के समूह से है जो सामान्यतः एक साथ उपयोग किए जाते हैं।

Meanings of other options:

• Allophone: एक ध्वनि भिन्नता (a variation of a phoneme in linguistics).
• Homophone: समान ध्वनि वाले शब्द (words that sound the same but have different meanings, e.g., "their" and "there").
• Locution: एक अभिव्यक्ति शैली (a particular form of expression or phrase).

Example of Collocation:

• She took a risk by investing in that startup.
• Common collocations: fast food, strong tea, heavy rain.