Help please true or false

What initiatives were taken by americans to benefit the war effort? 1. americans planted home gardens to ration food for the troops. 2.american charities were established to provide aid to factory workers. 3.american companies joined together to make products more cheaply. 4.americans created clubs for promoting weapons to be used in the war.

In your local newspaper you read an editorial supporting a local building initiative that will cost the town million of dollars

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above