Tell me a joke pls not a dad joke

What is the purpose of the outer ear? a. to convert mechanical waves into electrical waves b. to evaluate the quality of sound c. to convert sound waves into mechanical waves d. to collect and focus sound waves

In the united states what did dot commission aiga to do? a. design collages b. design posters c. design public symbols d. design book covers

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