Baby Li Is Participating in a Research Study in Which

Multiple Choice

Baby Li is participating in a research study in which his physical growth is measured once a day. Li's parents were surprised to find out that monthly measurements of height showed gradual increases, but daily measurements revealed growth spurts that sometimes lasted up to 24 hours. This example supports the assertion that physical growth is ______.

A) primarily characterized by continuity
B) primarily characterized by discontinuity
C) both continuous and discontinuous
D) continuous usually followed by discontinuous