A voltage regulator having $$V_{ref}$$=1.25V needs to generate 5V output. Assumethat $$I_{adj}$$ = 100nA and $$R_{1}$$ = 10kohm. What should be value of $$R_{2}$$?

A

30 kohm

B

33.33 kohm

C

16.66kohm

D

22.22 kohm