A trade practice which manipulates the flow of supplies of goods and services in market is known as __________ trade practice, when unjustified cost is imposed on the consumer.

Unfair

The correct answer is option (4)- Unfair.

A trade practice which manipulates the flow of supplies of goods and services in market is known as unfair trade practice, when unjustified cost is imposed on the consumer.

An unfair trade practice refers to any practice in business that manipulates the flow of goods and services in a market, often with the intention of taking advantage of consumers. This can involve imposing unjustified costs on consumers, deceptive advertising, or other forms of manipulation that harm the consumer or create an inequitable market situation.