To answer this question, let's go through each option to understand why it is correct or incorrect:
Option A) Nature of transaction - This option is correct. The markets can be grouped based on the nature of the transaction, such as wholesale markets, retail markets, or financial markets.
Option B) Geographical area - This option is correct. The markets can be grouped based on the geographical area, such as local markets, national markets, or international markets.
Option C) Location of marketplace - This option is incorrect. The statement mentions that the markets are grouped based on the location of the marketplace. Therefore, this option is not the correct answer.
Option D) Volume of transaction - This option is correct. The markets can be grouped based on the volume of transactions, such as small-scale markets, medium-scale markets, or large-scale markets.
The correct answer is C) Location of marketplace. This option is not correct because the statement mentions that the markets are indeed grouped based on the location of the marketplace.