Question

In response, people began deleting Uber from their phones and posting the evidence to Facebook and Twitter using hashtag #deleteUber.
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In this sentence, which evidence does it mean?
1. The evidence that they deleted the Uber app.
2. The evidence that Uber drivers did business or tried to do business at that time.

Answer 1

I'd say 2, but I don't know the context.

Answer 2

I don’t understand this part:
“ … the evidence to and Twitter … “