Rutherford tested the _ atomic model by experimentation and found that it was _.

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

are there answer choices to this question? this seems like a question where you have options to choose from.

d.7.5cm is your answer