What is Arnold Gesell's overall contribution to child development?

The internal combustion engine was an innovation of

What was the significance of the british reform act of 1832? a. voters were given the right to vote by secret ballot b. members of the middle class were permitted to run for parliament c. members of the working class demanded and received better living conditions d. farm workers, factory workers, and women were given the right to vote

What event ultimately started world war 2 and ended britain and frances attempt to prevent war?