The one characteristic that all alternative therapies have in common is _____.
a. their effectiveness
b. research into their safety
c. a lack of evidence about their effectiveness
d. the absence of any interactions with mainstream medical care
e. consistent prescription drug interactions
Question 2
Given that the Reference Daily Intake for vitamin A is 5,000 IU and the food package label for a one-cup serving of mango nectar states that it provides 34 vitamin A per serving, then one 1 cup of mango nectar provides _____ IU vitamin A.
A) 1700
B) 147
C) 170
D)1470
E) 170,000