Its A a single outlier causes the upper quartiles to move close together
im pretty sure
108 for one interior angle is my answer. not sure if it's right tho
Known:
1 link = 8 inches
1 inch = 0.083 feet
108 inches = 9 feet
To find how many links:
108/8= 13.5 links
A minimum of 2 acute angles
The answer to the question is
12. c
13. d