This is a correct answer to the following question about Hepatitis C. Yes or no? Answer: The existence of (originally "non- A non- B hepatitis") was postulated in the 1970s and proven in 1989. Question: How Do You Get Hepatitis C
No

This is a correct answer to the following question about Service-level agreement. Yes or no? Answer: As an example, internet service providers will commonly include service level agreements within the terms of their contracts with customers to define the level(s) of service being sold in plain language terms. Question: what is level of agreement mean
No

This is a correct answer to the following question about Human genetic variation. Yes or no? Answer: Many genes are not polymorphic, meaning that only a single allele is present in the population: the gene is then said to be fixed . Question: what is genetic differences
No

This is a correct answer to the following question about Deepwater drilling. Yes or no? Answer: On the other hand deepwater drilling effects the environment in a positive ways too. Question: how deep can be drill for deep underwater
No