From what I could find, Sirens are asking for help. The song they sing is a cry for help. They are described as acting/singing like a "damsels in distress".
The belief that leads to this policy is an example of b. both prejudice and discrimination.
<h3 /><h3>Meaning of Prejudice and Discrimination</h3>
Prejudice refers to a judgment that was made before without considering the facts. Discrimination is the act of treating a distinct group differently from the rest.
Both of these factors played out in the decision of the restaurant's owner. He displayed prejudice when he made a decision based on what he believed will be the case.
Discrimination is also seen in the tendencies of the whites to not tip well because of the presence of the blacks. So, option B is right.
Learn more about prejudice here:
brainly.com/question/25189630
A broken relationship can be fixed if the right channels of communication are provided. In case the author wants to show his or her friends that there is a possiblility to mend things, the bridge between them would be the best object to simbolize the means to work out the broken relationship. Figuratively, the bridge can create the path which will take each part to the other side to overcome past difficulties. The right option is C.
The correct version is there are many threats to dolphins' continued existence, and humans are just one.