Explanation

The ship is bound for Pakistan. جہاز پاکستان کے لیے روانہ ہے۔

Be bound for is followed by a noun.  ship (noun)

Bound for is an idiom which means  منزل کی جانب رواں دواں

So "bound for" is the best option to make a meaningful sentence,

if in the sentence " the shipped" is mentioned  we select option A "to" because " bound to" is followed by a verb and "ships or shipping is a transitive verb

so bound for is the correct option

ND12_8_2023