Answer:
She should not record her observations until the end of her test.
Explanation:
In order to get authentic results, Kierra must wait till the end of the experiment to conclude her results. This is because it might happen that a lettuce brand shows its characteristics in the later stages and the other lettuce brand shows its enhanced characteristics in the start stages. Hence, Kierra should not record her observations until the end of her test. Rather she should wait till the end stages and then record her observations.
Answer:
She should plant several seeds from each brand.
Explanation:correct answer
