Nine individuals are employed across three departments—Operations, Finance, and Marketing—in a company. On the meeting day, each wears a distinct shir...

Nine individuals are employed across three departments—Operations, Finance, and Marketing—in a company. On the meeting day, each wears a distinct shirt color: white, blue, green, orange, red, black, purple, pink, and violet. The following conditions apply:

• Those in Operations do not wear orange or black.
• T works only with the person wearing green but is not in Marketing.
• R wears white and works with G but is not in Marketing.
• Only the persons wearing red and black work together in the same department.
• B works with E, and neither wears black.
• A does not work in Operations but wears violet.
• M neither works in Finance nor with the person wearing red.
• The person wearing purple does not work in Finance.
• G and D do not wear red or orange.
• H does not work with E, who does not wear blue or orange.

Based on the above, how many persons work in the Finance department?