Changes in literary styles, new techniques in art and photography, and talking pictures are all examples of what 1920s cultural trend? a.) realism b.) retro c.) renaissance d.) modernism

It is D - Modernism.

D.) Modernism

Explanation:

The artistic movement that erupted at the end of the second decade of the twentieth century was responsible for profound transformations in the most diverse artistic manifestations, including literature. The break with the past, experimentalism, and transgression of literary canons are some of its main features.

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.

cuba is a multi-ethnic nation