What will be the output of the following code snippet?

data 'letters': $[\text{'}$a$\text{'},\text{'}$b$\text{'},\text{'}$c$\text{'}],$

'numbers': $(1,2,3),$

'colors': $\{\text{'}$primary$\text{'}$: 'red', 'secondary': 'blu

e$\text{'}\}\}$

result 'letters'