Resistance to change in motion called

At a continent-continent convergence,

Acompany produces items in small batches. the machinery needs to warm up before the items can be produced. the scatterplot shows the time needed to produce batches of different numbers of items. based on the line of best fit, which of these statements is true?

The us labor movement began in the a. 1930s b. 1920s c. 1880s d. 1860s select the best answer from the choices provided. a b c d