Although Your Sister Is Not a Scientist,she Says That She

Although your sister is not a scientist,she says that she uses scientific techniques in her everyday life.You do not believe her but she insists it is true.Which of the following examples could she use to best persuade you that science is used daily?

A) When she cooks,she measures ingredients and puts them together to form something else (e.g. ,a cake) .
B) When she drives in her car,she hypothesizes about things (e.g. ,when the red light will turn green) .
C) She put some tomatoes in the sun and some in the shade to see if the sun causes them to ripen faster.
D) She buys a brand of toothpaste based on statistical data (four out of five dentists recommend it) .
E) She cannot provide any example that would persuade you of using scientific techniques in her everyday life.