During the concrete operational period mental capacity expands to allow for reversibility and , which means to simultaneously focus on more than one aspect of a problem.

Reversibility

Explanation:

In simple words, Because it represents the commencement of reasoned or practical reasoning, Piaget believed the tangible stage to be a crucial turning point in a preschooler 's cognitive growth.  The kid has reached the age where logical reasoning or procedures (i.e. principles) may be applied, but only to tangible things (thus concrete operational).

given all the practice it takes to become proficient at writing up ncoer's, , awards, and conselings as well as learning how to become a well rounded   leader , and managing different types of people

answer: fact: italy has over 300 islands ranging from extremely small uninhabited islands to the huge island of sicily.

explanation:

opinion: italy has way to many islands