Select the most appropriate meaning of the given Idiom:-

Cost an arm and a leg 

Be very expensive

The most appropriate meaning of the idiom "cost an arm and a leg" is to be very expensive. The idiom comes from the idea that something that costs an arm and a leg would be so expensive that it would be worth more than your limbs. This idiom is often used to describe something that is so expensive that it is out of your price range.

The other options are not as accurate descriptions of the meaning of the idiom. Amputating arms and legs is a very literal interpretation of the idiom, and it is not the intended meaning. Difficulties that may occur is not a common expression for something that is very expensive. To be very angry is not typically associated with the idiom "cost an arm and a leg."