6. An examination of the Nazi's Russian campaign in the 1940s would show that (1) naval assaults are generally successful
(2) superior technology offsets natural conditions
(3) geography can have an effect on the outcome of war
(4) a policy of appeasement is often ineffective

answer; ///the above statement is (false);

answer; the automatic system because it is a "gut reactor"  

it might look like that the ideal way to research the health effects of trans fats is through a controlled experimental feeding trial. but these kinds of trial have several important limitations that the researcher must look into:

short in duration (this factor usually checks up on the intermediary risk factors rather than the actual outcomes of the disease)

limited dietary changes

only makes use of healthy participants