pahelp po thank you!
![Pahelp Po Thank You class=](https://ph-static.z-dn.net/files/d59/060583acf269099e96103e2ad045d140.jpg)
Answer:
1.highest-so
Lowest-do
3 range
2.highest-ti
Lowest-do
6 range
3.highest-ti
Lowest-do
6 range