If the R_T=6 $\mathrm { k } \Omega$ And R₁=10

Multiple Choice

If the R_T=6.8 $\mathrm { k } \Omega$ and R₁=10 $\mathrm { k } \Omega$ in a two-branch parallel circuit, what is the value of R₂ ?

A) 16.8 $k \Omega$
B) 3.2 $\mathrm { k } \Omega$
C) 12 $\mathrm { k } \Omega$
D) 21.3 $k \Omega$