Which of the following is/are examples of parallelism used in the above excerpt? select all that apply
1- "i was now just about ready to run clattering down"
2-"my father would whistle his phrase, my mother would try to whistle"
3-"they would begin whispering back and forth to each other up and down the stairwell."
4-"daddy upstairs was shaving … mother downstairs was frying the bacon."

2-"My father would whistle his phrase, my mother would try to whistle"  

3-"They would begin whispering back and forth to each other up and down the stairwell."  

Explanation:

Parallelism is the correspondence of grammatical and semantic functions in prayers. In addition to improving text comprehension, respecting parallelism makes reading more enjoyable.

In other words, what is called parallelism is a chain of identical syntactic functions or chain of sentences of equal syntactic values. Prayers that present themselves with the same external syntactic structure, by connecting with each other in a process in which it is not allowed to establish greater relevance of one over the other, create a process of liaison by coordination.

b) ab

explanation:

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.