Dos ejemplos de afirmaciones de primer orden y dos de segundo orden

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

What effect does distress usually have?

For art class im making a girl whats better? 1.sports girl2.flower/date girl3.grudge4.super human