How it is possible to arrange set of objects on what that the form or a line with the certain interval

Here is a huge jump start to what you need. All you need to do is make them have spaces in between them. Actually I just figured out if you change the public variable called Frequency in the SplineDecorator Script it will space it by the number you entered so if you wanted them to be around 5 units apart then put 5.

DropBoxLink To Project Download: Download Scripts

Credit to this amazing tutorial site: Link To Where I Got The Scripts