Which source of information would be the LEAST reliable as to whether or not a vitamin supplement actually causes strength gains? A)
medical journal
B)
newspaper article summarizing medical findings
(9)
advertisement from the company that makes the vitamins
D)
presentation on the vitamin's effects, by a professor of biochemistry

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.