Answer:
b. Underwriter's spread
Step-by-step explanation:
Underwriter's spread -
It refers to the difference between the price at which the investment bank buys the share and the price at which the securities are sold in primary market , is referred to as the underwriter's spread .
The underwriter's spread is capable to tell the gross profit margin .
Hence , from the given information of the question,
The correct option is b. Underwriter's spread .