Hello my dear Fancy Nancy!
m² + 10m + 100 ( We cannot factorize this)
m² +36m + 60 ( we cannot factorize this as well)
m² + 24m + 144 ( yes we can factorize this and we will get (x + 12)(x+12)
m² + 10m + 25 ( yes we can and we get (x+5)(x+5)
The correct option is : C and D
