Scientists are studying different jackets made for extremely cold, snowy weather. They are trying to find jackets that are warm but also thin enough to allow for natural bodily movement.
Which question could the scientists answer scientifically?

explanation:

i think option no d is the correct answer

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.