Mike went to his local grocery store. He noticed that meats had two different packaging, product A and product B. When he looked closely, he found that in product A packaging carbon monoxide was used, but in product B carbon monoxide was not used. He asked the store clerk what difference it made. Which product would less likely look fresher, product A or product B?
Ans: product B

Two researches studied adolescents during puberty. Tim studied males, while Dan studied females. Which researcher observed that growth in height is about 10 centimeters (almost 4 inches) per year in the average male?
Ans: Tim

Two families thought differently about vaccinations. Dean family vaccinated their children while Moore family didn't. Which family received fewer vaccinations?
Ans: Moore

Kat and Joe were into vegetable gardening. Joe started the no-till gardening method, while Kat applied conventional gardening methods. Which gardener facilitated predation of the crop itself?
Ans: Joe