П In general, Americans with high incomes vote at
O the same rate as any other income group,
O a lower rate than any other income group
O a higher rate than those earning less money
O a lower rate than those earning less money

step 1. boil eggs

step 2.eat eggs

step 3. get your hot poonts ready

answer; graduated cylinder;

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