An astronomical telescope has objective and eyepiece of focal lengths 40 cm and 4 cm respectively. To view an object 200 cm away from the objective, the lenses must be separated by a distance :

Question

( A ) $50.0 \; cm$
( B ) $37.3 \; cm$
( C ) $46.0 \; cm$
( D ) $54.0 \; cm$