3) The study is flawed because it assumes the participants correctly recalled their dietary habits.
The assumption that the participants could accurately keep track of their food and diet doomed the study.
Although the study relies on the memories of participants, it certainly isn't flawed.
A dog has another animal in it's mouth.
A woman is selling food on the street.
Detonating a warhead in a ship would make a lot of sense.
The girl stole the bubbles.
The dog has red fur
Rome has been razed to the ground.