25 QUESTION 40 In the 1980s, a study linked coffee to a higher risk of heart disease and pancreatic cancer. In the early 1990s, studies showed that drinking coffee posed minimal health threats,...

Extracted text: 25 QUESTION 40 In the 1980s, a study linked coffee to a higher risk of heart disease and pancreatic cancer. In the early 1990s, studies showed that drinking coffee posed minimal health threats, However, in 1994, a study showed that pregnant women who drank 3 or more cups of tea daily may be at risk for miscarriage, In 1998, a study claimed that women who drank more than a half-cup of caffeinated tea every day may actually increase their fertility. In 1998, a study showed that over a lifetime, a few extra cups of coffee a day can raise blood pressure, heart rate, and stress. Which of the following reasons could explain why the studies are conflicting? O The researchers fabricated the studies. O The effect of caffeine changes over time. O No control group was used. O The sample size of the studies are too small. Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save MacBook Air 80 F1 F3 F6 F7 FB F9 @ #3 2$ & 2 3 4 7 R T Y S D F G H JK V B N M * CO w/ A\