Which of the following was not an effect of increased migration to cities during the early 20th century? (a) declining availability of unskilled workers.(b) worsening living conditions and sanitation. (c) increasing power for political machines. (d) creation of settlement houses.

Venezuela’s economy relies most heavily on which of the followingvenezuela’s economy relies most heavily on which of the following? a. oil reserves in places such as the eastern llanos b. cattle ranching in the grasslands c. fertile farmland in the andean highlands d. coffee plantations in mountainous areas