Four distinct resistors are connected in the arrangement shown. A current of $1.5\,\text{A}$ enters the network at junction X and exits at junction Y. What is the current in the resistor with resistance $30\,\Omega$?
- A$0.21\,\text{A}$
- B$0.50\,\text{A}$
- C$0.75\,\text{A}$
- D$1.0\,\text{A}$