Answer:
In case Earth becomes uninhabitable.
Explanation:
If for whatever reason we are forced to leave Earth there are no other hospitable planets we could live on. By making mars more like Earth we could eventually relocate to mars.
The two informal greetings would be What's up, bro? and What's new?
<h3>What is a slang?</h3>
A slang is a word that refers to the colloquial and informal register used in the English language. Generally, it refer to various aspects of everyday life, such as emotions, and social relationships.
According to the above, we can infer that two ways of greeting informally in the English language are:
- What's up bro?
- What's new?
Learn more about slang in: brainly.com/question/861567
Answer:
c is the awnser
Explanation: i did the question in the morning in k12 and c was the awnser
curious and eager I think