what is the headline an example of?

The most appropriate answer world be A
Because state and federal law are clashing
Answer: A
The best answer out of the options is letter A. The headline tells us that the federal police and the state police clash due to a conflict in the law. While state laws give people the right to purchase and consume marijuana, the federal police is meant to persecute it. This conflict can lead to problems among the two types of police.