This a simile. This is because a simile uses like or as to compare two things. A metaphor doesn't use like or as, but it still compares things.
I think B because the phrase is a simile
Reagan believed that the institution of the Presidency belongs to the <em>people of America.</em>
In the excerpt from his speech at the Republican National Convention, he says,
"...You are given temporary custody of an institution called the Presidency, <em>which belongs to our people</em>."
Hope this helps!
Sometimes the encounters occur but any wrong approach to these vicious animals will lead to severe and even deadly injuries. Don't go next to them