Answer:
Concrete operational stage starts at age seven and continues to age 11
(7-11).
This stage is characterized by logical thought.
An important development during this stage is mastery of the concept of conservation as well the ability to reason logically.
Children have learned that pouring liquid from a tall, narrow glass into a shallow dish doesn't reduce the amount of fluid.
During this stage , a child's thought starts to grasp the concept of time , space and numbers. The child starts using categories and principles.
The answer would definitely be c
No, I do not think it is the best way for them to be efficient.
Answer:
Could be: <em>Passiflora inc.; Valeriana officinalis, for example. </em>
Explanation:
<em>Passiflora incarnata</em> is used to help reduce and possibly eliminate insomnia, anxiety, inflammation, menopausal symptoms, attention deficit hyperactivity disorder, among others. Passiflora incarnata is approved for nervous restlessness, insomnia and gastrointestinal problems and all above ground parts of the plant including the stem, flowers and particularly the leaves are considered useful.
<em>Valeriana officinalis</em> is a very old medicinal plant, but it has only recently gained space and respect among scientists. After studies, the efficacy of the use of valerian in combating insomnia has been proven, and today is widely used as a herbal medicine. It also has benefits against anxiety. Because of its sedative and relaxing properties, valerian serves as a natural tranquilizer against depression and stress, and is suitable for numerous other symptoms.
