Question: Context: The U.S. Surgeon General is nominated by the President of the United States and confirmed by the Senate. The Surgeon General must be appointed from individuals who (1) are members of the Regular Corps of the U.S. Public Health Service, and (2) have specialized training or significant experience in public health programs. The Surgeon General serves a four-year term of office and, depending on whether the current Assistant Secretary for Health is a Public Health Service commissioned officer, is either the senior or next most senior uniformed officer of the commissioned corps, holding the rank of a vice admiral. The current Surgeon General is Jerome Adams, having taken office on September 5, 2017.

Question: who is the surgeon general of the united states now?
Answer: To answer the question, consider the following: The current Surgeon General is Jerome Adams, having taken office on September 5, 2017. The answer is Jerome Adams.

Question: "When Love Takes Over" is a song by French DJ-music producer David Guetta with vocals by Kelly Rowland from his fourth studio album, One Love. It was released as the lead single from the album on 21 April 2009 by Virgin Records (EMI France). The song was conceived when Guetta played the instrumental version during one of his DJ sets in summer 2008; American recording artist Kelly Rowland, who fell in love with the track, convinced Guetta to allow her to take it so that she could write and record vocals for it. It was co-written by Nervo.

Based on this passage, french dj whose hits include when love takes over?
Answer: The relevant information to answer the above question is: "When Love Takes Over" is a song by French DJ-music producer David Guetta with vocals by Kelly Rowland from his fourth studio album, One Love. The answer is David Guetta.

Question: Systematic error, however, is predictable and typically constant or proportional to the true value. If the cause of the systematic error can be identified, then it usually can be eliminated. Systematic errors are caused by imperfect calibration of measurement instruments or imperfect methods of observation, or interference of the environment with the measurement process, and always affect the results of an experiment in a predictable direction. Incorrect zeroing of an instrument leading to a zero error is an example of systematic error in instrumentation.

Based on this passage, errors that consistently cause measurement value to be too large or too small?
Answer: The relevant sentence in the passage is: Systematic errors are caused by imperfect calibration of measurement instruments or imperfect methods of observation, or interference of the environment with the measurement process, and always affect the results of an experiment in a predictable direction. The answer is Systematic errors.

Question: The Grapes of Wrath is an American realist novel written by John Steinbeck and published in 1939. The book won the National Book Award and Pulitzer Prize for fiction, and it was cited prominently when Steinbeck was awarded the Nobel Prize in 1962.

Who wrote the book the grapes of wrath?
Answer:
The relevant information to answer the above question is: The Grapes of Wrath is an American realist novel written by John Steinbeck and published in 1939. The answer is John Steinbeck.