Stephanie is 12 years old and often assists neighbors on weekends by babysitting their children. Calculate the 2017 standard deduction Stephanie will claim under the following independent circumstances (assume that Stephanies parents will claim her as a dependent).

a. Stephanie reported $1,275 of earnings from her babysitting.

b. Stephanie reported $2,265 of earnings from her babysitting.

c. Stephanie reported $8,840 of earnings from her babysitting.