When a form is three-dimensional, it means a. you can view the form from different angles. b. you can hang it on a wall. c. there's a lot written about the work. d. you can view the form from only one side.

The answer is option A.

Explanation:

A protest with three measurements like any question in reality. Model: your body is three-dimensional. Two-dimensional items can be pivoted in a plane. Three Dimensions: The articles around you the ones you can get, contact, and move around are three-dimensional. These shapes have a third measurement: profundity. Solid shapes, crystals, pyramids, circles, cones, and chambers are largely precedents of three-dimensional items. Measurements are really units of estimation . In any case, if there should be an occurrence of Universe we consider three essential units, for example, Length , Mass and profundity as three measurements . Since everything in the Universe share these three measurements practically speaking .

hi     (had to add 20 words)                                                                  

i believe their role is to instruct certain sections on when they are to join and when they are to stop