1. The answer : is B Judicial review
Every laws that is made by the legislative must follow the U.S constitution, that's why it will be reviewed by the judiciary branch before it established
2. The answer is A . Coalition
Coalition is where two or more political parties decided to made a temporary alliance to achieve a specific goal. The logic behind it is very simple, The more member a political party has, the more voting power they have in determining whether a government decision is carried out