Omar khayyam was most famous for a. architecture c. astronomy b. poetry d. medicine select the best answer from the choices provided a b c d

It's B - poetry

Explanation:

I got this right on a test c:

the chinese communist party (ccp);

explanation:

freedom of speech is also protected by the 1 amendment.

explanation:

here is pretty much what the 1st amendment says:

congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.