How might the past or current diversity of scientists impact the future of science?

Iam in desperate need of with this !

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

  the mississippians were considered to be  horticulturalists, which means they were