Actually both a) and b) are correct.
About A): the two groups should be identical (but not the same, i.e. have the same attributes), only the treatment of them - the independent variable should be different.
But the one option to choose is b: The control group is identical to each test group except for one variable. This is the independent variable.
<span>The House of Congress is a branch of government of the United States. The House consists of the Senate and House of Representatives. The main task for each is to make and pass laws.</span>
The problem is that the Congress is bicameral, and neither of the chambers is known as more important - so the leader of either of the chambers would be an option. However, the Senate is usually seen as a little more important - so the leader of the senate, which is the Vice President (d)
1.
*Start your tasks early.
*Set limits for what you'll say yes to.
*Give yourself breaks.
*Prioritize your tasks.
*Schedule your tasks and their deadlines.
*Organize your workplace.
*Learn your patterns of productivity.
*Use technology to help keep you accountable.
2.
* Plan Appropriately
* Practice
* Engage With Your Audience
* Pay Attention to Body Language
* Think Positively
*
Answer: B.
Explanation: They had religious beliefs and sometimes spread them through their writings.