Running low on points but Here are some free points

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

Indian architects worked with construction techniques? a. concrete b. skeleton c. stone and wood d. post-and-lintel only answer if you are 100% positive your answer is correct! 10 points!

What is “the big three” i’m percy jackson lightning theif