Which of the following passages is written for expert pianists?
my fingers softly pressed the black and white keys, and i marveled at the soft tones emanating from the piano.
i always knew i should be practicing scales and arpeggios to enhance my fingering skills, but i always preferred to spend my time on a little rhapsody in blue--extra fortissimo!
my first piano was a beautiful, glossy upright cabinet, and i would polish the smooth cherry wood until i could see my reflection in it.
my teacher, miss minchen, could always tell when i stretched the truth about how many hours i was practicing each week.

The passage that is written for expert pianists is I always knew I should be practicing scales and arpeggios to enhance my fingering skills, but I always preferred to spend my time on a little Rhapsody in Blue--extra fortissimo!

All pianists are expected to practice scales and arpeggios. This is what allows a pianist to become familiar with the piano keys which is crucial for a pianist. So in this passage, it is clear that he wanted to play Rhapsody in Blue instead of practicing scales and arpeggios.

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.