What do you mean by "in atleast 5 sentences" We were asked to write about typhoon Yolanda in atleast 5 sentences. So what do you mean by that? Pls help.​

Nitrogen-14 and nitrogen-15 are isotopes of the same element. how do these two isotopes differ? a. they have different numbers of nuclei. b. they have different numbers of protons. c. they have different numbers of neutrons. d. they have different numbers of electrons.