"Las" is the definite article for mochilas.
Question:<span>What might you say when you run in to someone you know who s going somewhere?
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Answer:</span>
<span>
C ¿adonde vas?</span>
Answer:
a Memorial Day-type family picnic to honor loved ones, into a lively public celebration of art and culture.
Explanation:
(usually people of Latin descent celebrate it)
