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When a current of $5 \;mA$ is passed through a galvanometer having a coil of resistance $15 \; \Omega$, it shows full scale defection. The value of the resistance to be put in series with the galvanometer to convert it into a voltmeter of range $0 – 10\; V$ is :

( A ) $2.045 \times 10^3 \Omega$
( B ) $4.005 \times 10^3 \Omega$
( C ) $2.535 \times 10^3 \Omega$
( D ) $1.985 \times 10^3 \Omega$

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