What is the advantage and disadvantage of using hard-wall flats? The advantage of hard-wall flats is that they are (long lasting, cheaper, realistic)
. However, their disadvantage is that they usually (have a short lifespan, are difficult to work with, are of a limited size

The answer is below

Explanation:

Some of the Advantages of using Hardwall flats are:

1. It is stronger.

2. It lasts longer

3. It looks sturdier and realistic.

Some of the Disadvantages of using Hardwall flats

1. Expensive to store them each

2. Lesser soundproof properties

3. It is made in limited sizes.

by acting roughly or something dramatic happening in the story.