A man starts from point ‘O’. travels 20 km towards East to reach point ‘A’, turns right and travels 10 km to reach point 'B’, turns right and travels 9 km to reach point ‘C’, tums right and travels 5 km to reach point ‘D’, turns left and travels 12 km to reach point ‘E’ and then tums right and travels 6 km to reach point ‘F’.
What is the shortest distance between point “E” and point ‘B’?

A

$$ \sqrt{450} $$ 

B

$$ \sqrt{145} $$ 

C

$$ \sqrt{466} $$ 

D

46