Please help!!!!
Using the histogram above, determine the grade students scored with the highest frequency.
a) 60-70
b) 70-80
c) 80-90
d) 90-100
![Please help Using the histogram above determine the grade students scored with the highest frequency a 6070 b 7080 c 8090 d 90100 class=](https://us-static.z-dn.net/files/d65/ed8639baec0665c8288bd4a592c5a29e.png)