You can estimate the deadliness of each type of cancer by dividing the number of deaths by the number of cases. Of nearly everyone who received a diagnosis of one particular type of cancer dies, the ratio will be near 1 (or 100% deadly). If many more people receive a diagnosis than die, the ratio will be near 0 (or 0% deadly). Rank these three cancer types from the most deadly to the least deadly.

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

C) reflection (i also looked up the other choices just to make sure)

Amutation is basically the change in the gene, caused by alteration of single based units in the dna, or the genes or chromosomes were rearranged in the dna