He wants the Soviet Union to demonstrate support for freedom in Berlin
It was a machine for spinning more than one spindle at a time
Answer:
D - Hiring key personnel
Explanation:
Political canvassing can be seen by many to mean the process of going out in the field to talk to voters that live in a particular area. Going to speak to potential voters at their homes has seem quite effective because it would be a good way to know where they live in the targeted area.
Canvassing can be expensive because there are costs associated with the hiring of key personnel to coordinate canvassers for you, and obtaining a registration list of voters.
Answer: C. aspirin; headaches
Explanation:
The variables in an experiment are either dependent or independent. An independent variable is the change that is introduced to test the hypothesis. A dependent variable on the other hand is the one being monitored or measured due to the introduction of other variables.
Here Headaches are the dependent variables as the experiment is to monitor whether the introduction of aspirin, the independent variable, takes headaches away.