Answer:
a. Follows with certainty (necessarily)
Explanation:
In a deductively valid argument, if the premises are true, then, the conclusion is necessarily true. It is impossible for a deductively valid argument to have false premises and and a true conclusion, or to have true premises and a false conclusion. It would not make sense.
An example of this type of argument would be:
If it rains, I will be carrying un umbrella. It's raining, therefore, I'm carrying un umbrella.
The events of 1850s lead to the union in 1861 by the election of Lincoln confirmed the South's decision to secede as Lincoln was uncompromising on his decision about property in slaves. It lead to the decline of the union in 1861.
Slavery can exist in any state
- were seen as potential security threats
While this was never proven to be true and many Japanese Americans actually wanted to help serve in the army.