Concept:A jobber is a dealer on the stock exchange who buys and sells securities with brokers.
Explanation:The broker acts for the investing public and seeks the best price for shares.
The jobber transacts business directly with the broker in the stock exchange.
He provides liquidity by quoting buying and selling prices for securities.
A stag buys new shares hoping to resell at a quick profit.
A bull expects share prices to rise, while a del credere agent guarantees payment to the principal.
Therefore, the stock exchange agent who deals with the broker is the jobber.
Answer:D. jobber