¿Cuántas alteraciones se encuentran en la escala de Re mayor? me podrían ayudar con esta pregunta por favor

Before leaving their ship anchored in cape cod bay, the pilgrims agreed to the terms established by which of the following: a) the fundamental orders of connecticut b) the declaration of independence c) the mayflower compact d) the constitution

Which of these played the biggest role in increased urbanization in the late 1800s? a) transportation improved b) the military was stronger c) no one was farming anymore d) steam power was discovered

Explain the significance of martin luther king jr's letter from a birmingham jail and i have a dream speech