Use the passage to answer the question.

Within three years, two-thirds of the world’s population is expected to face water scarcity. Since showering accounts for nearly one-fifth of all residential water use, one way that we all can help to mitigate this problem is by installing low-flow showerheads. While the decreased flow can be something that requires acclimating to, anyone will agree that saving nearly 50 percent off your water bill—as well as saving the planet—is a welcomed change.
A student is developing an argument to support this claim. Which bias would the student need to address in order to support this claim?

status quo bias

confirmation bias

affinity bias

ageism bias

The bias that the student would need to address in order to support this claim is confirmation bias. This bias refers to the tendency to search for, interpret, and favor information that confirms one's preexisting beliefs or assumptions. In this case, the student would need to address any preconceived notions or biases that individuals may have against installing low-flow showerheads, and present evidence and arguments that support the claim that installing these showerheads can help mitigate water scarcity and provide various benefits.