Cuales fueron los factores internos y externos que condicionaron el proceso que llevó a la independencia de las Provincias Unidas del Río de la Plata.

ok, um, no mucha gente habla espanol aqui, asi que si sabes como usar un traductor para ingles, eso ayudaria mucho

Explanation:

a. the astrolabe could determine the correct latitudinal location of the ship

i do believe its (d) it allowed the government to offer pioneers sixty acres of western land if they lived on it and made improvements to it.

explanation: signed into law in may 1862, the homestead act opened up settlement in the western united states, allowing any american, including freed slaves, to put in a claim for up to 160 free acres of federal land. by the end of the civil war, 15,000 homestead claims had been established, and more followed in the postwar years