Can somebody please help i’ve posted this 1 time and people just used it for points

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a