Through the last bit of Bolivia (3)

I believe the answer is:

via

I'm a little stuck... Click here to teach me more about this clue!

'through' is the definition.
(via means going through)

'last bit of bolivia' is the wordplay.
'VIA' is hidden in amongst the letters.
But, I'm unsure how this is indicated.

'the' acts as a link.

Can you help me to learn more?

(Other definitions for via that I've seen before include "Going through" , "Roman road" , "Passing through" , "A Roman way" , "By means of" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.