It was because both the inventors of the products had to face rivalry when promoting their products. In order for their products to hit the market with excellent sales reports, both the inventors had to make an effort show off. Both inventors refined their products to make better versions and make them successful in the market.
It is when someone takes pleasure (usually sexual pleasure, but not always) in seeing hurt, pain, and suffering inflicted on someone else.
Answer:
Good material help understand real life situation besides lateral coordinating with other subjects.
it reflects the change in subject circumstances
Answer: C) a selection from a biographical dictionary.
Explanation: when looking information, we have to pay attention to the sources we consult, depending of what we are looking for we need to use more objective sources or we can use somewhat bias sources. A bias source is a source that provides information from a specific point of view, or opinion, it is a subjective source. From the given options, the research source that would provide the most bias-free information about H. Vondermoot's life is the corresponding to option C: a selection from a biographical dictionary.