All physical and mental activity devoted to producing goods and services is classified under the resource category called.

An atom of element a has 73 protons. what would the element's atomic number be?

Functionalism was a school of psychology that focused attention on the

Mrs. walter’s husband died in 2016. she has not remarried and has maintained a home for herself and her dependent son, whom she can claim as a dependent. in the summer of 2018, the son was killed in an automobile accident. what is mrs. walter’s filing status for 2018