Jenny learned to play the piano as a child and played very well until she was in late adolescence, when she stopped playing. in her 40s, she decided to play the piano again. she quickly realized that she had lost most of her ability to play after decades of not playing, so she took lessons. after several years of lessons she once again plays the piano very well. this example illustrates the multi-directional nature of development.
a. true
b. false

True

Explanation:

Development is considered to be multidimensional, this means that development arises in several different dimensions, including organically, psychologically and socio-emotionally. In addition to this, it is also multi-directional, this means that the dimensions will shrink and cultivate at different points of origin in an individual's life.

By increasing the amount and so do cell phone consumers, so the price reaches equilibrium.

Explanation:

The law of supply and demand says that if the supply increases, the price or demand may decrease, and if supply decreases, the price or demand may increase. And the reality is that today there is a great deal of supply and variety of cell phones with which a greater amount is acquired by consumers, bringing the price to its equilibrium.

The number of consumers who can afford a high-end smart phone is less, and in reality it does not affect the equilibrium price much, even due to the fact that several consumers purchase cell phones in rental or credit plans.