There are a few Presidents that did not have a Vice President.
John Tyler / 1841 - 1845 - no Vice President
Millard Fillmore / 1850 - 1853 - no Vice President
Andrew Johnson / 1865 - 1869 - no Vice President
Chester A. Arthur / 1881 - 1885 - no Vice President
There are Presidents that have gone their terms without a Vice President, but listed above are the ones that never had one.
D. To provide general provisions and amendments
The correct answer is negative
Explanation: Negative reinforcement is a term described by BF Skinner operant conditioning theory. In negative reinforcement, a response or behavior is reinforced by stopping, removing or avoiding a negative result or aversive stimulus.
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Aversive stimuli</em> tend to involve some kind of discomfort, whether physical or psychological. Behaviors are negatively reinforced when they allow you to escape aversive stimuli that are already present or allow you to avoid aversive stimuli completely before they happen.
All sources will have some element of bias in them due to the fact that they are products of a specific person's (or specific people's) views. The best ways to deal with bias are 1) to acknowledge the bias and comment on it, 2) to include several sources with differing biases and discuss their differences, or 3) the analyze what the existence of the bias might indicate about the issue.
