Which statement is a good hypothesis 1) crest is the best toothpaste. 2) Pantene shampoo works so good. 3) I love Oreos. 4) fabreeze neutralizes air odor for 12 hours

4) Fabreeze neutralizes air odor for 12 hours

Explanation: This hypothesis is sweet and short and to the point but also very concise in that it states that Fabreeze will neutralize air odor, and for the duration of 12 hours. This is a testable hypothesis with a testable variable, how long the odor is neutralized making this the best hypothesis in this list.

b because they naturally adapt to their environment plz mark brainliest

explanation:

bal is blood alcohol level. bac will normally be higher in a person with more body fat. so the answer to your question would be, as body fat decreases, the increasing rate of bal decreases.