The photo has the questions applied :)

Besides freeing slaves, harriet tubman served her country in what three ways? a. spy b. secretary c. scout d. artillery supplier e. nurse

Iwill be giving 15 points to whoever answers the concept of checks and balances means that each branch of governmenta. has its own powers and responsibilitiesb. is clearly described in articles of the constitutionc. has the ability to correct the other branches in case of an errord. is set up so that in case of constitutional crisis, the governement will continue to operate

At the beginning of the war, why was hitler allowed to continue his aggression without resistance from other european countries