Teacher:In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Teacher: Now, understand the problem? Solve this instance: Problem: what is 66.67 % of 804 ? 
Options: a ) 587.69 , b ) 536 , c ) 627 , d ) 300.87 , e ) 567.67
Student:
b