Answer: [tex]180\ \text{ways}[/tex]
Step-by-step explanation:
Given
A particular model comes in 4 trim, 5 color, 3 interiors and 3 engines
No of ways to select a trim level is 4
No of ways to select a color is 5
No of ways to select interiors are 3
No of ways to select engine type are 3
Total no of ways of selecting a model
[tex]\Rightarrow 4\times 5\times 3\times 3\\\Rightarrow 180[/tex]