What were the causes of the islamic revolution

Its causes continue to be the subject of historical debate and are believed to have stemmed partly from a conservative backlash opposing the westernization, modernization and secularization efforts of the Western-backed Shah, as well as from a more popular reaction to social injustice and other shortcomings of the

Explanation:

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.