A Certain Galvanometer Has a Resistance of 100 $\Omega$ And Requires 1 MA for Full Scale Deflection

Multiple Choice

A certain galvanometer has a resistance of 100 $\Omega$ and requires 1 mA for full scale deflection.To make this into a voltmeter reading 1 V full scale, connect a resistance of:

A) 1000 $\Omega$ in parallel
B) 900 $\Omega$ in series
C) 1000 $\Omega$ in series
D) 10 $\Omega$ in parallel
E) 0.1 $\Omega$ in series