'Steel' is an 'Alloy' and 'Zinc' is a 'Metal'. Hence, none of the options gives the correct answer.

As, similarly, &there4: ? = 344

In each set, 2nd number = ( 1 st number - 3rd number)
As , 32-8=24
similarly , 24 - 8 = 16

In each set,
2nd number = 1st number - 4
3nd number = 2st number - 8
As , 77=81 - 4
and 69 = 77 - 8
similarly , 52 = 56 - 4
and 44 = 52 - 8

'Valueless' is worthless and 'Invaluable' is indispensable. in the same way, 'Miserly' is a person having miser or mean characteristics and 'Philanthropic' is one who seeks to promote the welfare of others.

As the 'Spear' is 'Thrusted' in the same way Iron is 'Mangled'.

As ' Money' is a source of 'Transaction' in the same way 'Language' is a source of Conversation'.

As 'Sunrise' and 'Sunset' are opposite to each other, in the same manner 'Energetic' and 'Lazy' are opposite to each other.

'River' flows to meet the 'Ocean' in the same way 'Lane' goes onto meet the 'Road'.

As 'Gloves' are worn on 'Hands', in the same way 'Socks' are worn on 'Feet'.