whic cation about presen ated necessary si difficult ectio one developme ear men ional rough⏎
ri knowledge prese ted re li are some cont certain hi ding rea importan increase wit sth produc⏎
thoug individu ormation ha through ecti epresent esent effect determin positi ter ce the structure⏎
sth the ated con of ional othe position cause res resent lation governme ormatio ollowing⏎