In a Population of Field Mice, an Example of an Adaptive

In a population of field mice, an example of an adaptive trait that could help with reproduction and/or survival would be ______________

A) being brightly colored so other mice could see it
B) having a bit more fur to withstand cold weather
C) spending less time searching when food is scarce
D) needing to eat more food than other mice its size
E) having shorter legs to be lower to the ground