Why are 3 cultural challenges related to communication?

Here are three cultural challenges related to communication: 

1. Accent – each culture has different way of speaking. Each have different accents of the way they speak. 

2. Fluency in speaking – some people find it hard to be fluent in communicating specially when they are not using their mother tongue. 

3. Conflicting beliefs – in communicating the ideas, some people don’t just believe in the culture of others. He hates or does not want to listen to their ideas.

what are the choices?

true dat because you don't physically and emotional stress