How did jacques-louis david treat the image above differently than a baroque artist might?

This painting is by james whistler, and is entitled, symphony in blue and pink. what is the subject matter of this piece?

Where is the famous mona lisa painting housed?

Why do you think there is so much controversy over whether figures are allowed in islamic art? some say they are as long as it is not idolatry, while others say it is prohibited? what is your opinion on the subject? explain your answer.