What is the difference between a BDR and an AP of Sub-brokers?

In commodity trading sub-brokers and Authorized person (AP), both are same.
In Commodity trading, sub-brokers are divided into two categories
An AP is an authorised person by MCX or any other Exchanges. Commodity brokers provide the terminal for the AP ’s through which he can place orders for their clients. For this, every commodity brokers charge a certain amount for Enrich Commodities 2500 for Ap. AP will get % of profit sharing from the commodity brokers (Enrich give 60–40, 70–30, 80–20 even 90–10) % of sharing it depends on the volume of trading.
BDR is a sub-broker is also an authorised by any Commodity Broker like Enrich Commodities India Pvt, but they won’t get Terminal access for order placing. BDR get only get a percentage sharing of sharing like (Enrich give 60–40, 70–30, 80–20 even 90–10) % of sharing it depends on the volume of trading.
The main difference between an AP and BDR is AP’s were authorised by MCX whereas BDR,s were authorised by commodity traders.
Both AP and BDR are sub-brokers.