A complaint can be launched against a ____________ who engages in unfair business practices.

Both traders and manufacturers

The correct answer is option 4- Both traders and manufacturers.

The Consumer protection Act 2019 seeks to protect and promote the consumers’ interest through speedy and inexpensive redressal of their grievances. It extends to the whole of India. It is applicable to all types of businesses whether a manufacturer or a trader and whether supplying goods or providing services including e-commerce firms. The Act confers certain rights to consumers with a view to empowering them and to protect their interests.