1. Which of the following best describes Harlem? a. A large African American community in western Pennsylvania b. An upscale district of Washington DC that became well-known in the 1920s. c. A neighborhood in New York City with a large African American community. d. An African American district in New Orleans that became known for Jazz music.

It is c

Explanation:

Long known for its intimate jazz clubs, soul food institutions and African-American heritage, Harlem draws a diverse crowd of locals and visitors. Trendy eateries, stylish clubs and hip bars make for an energetic nightlife scene. The area features a mix of 19th-century brownstones and modern high-rises. Its main artery, 125th Street, is home to the iconic Apollo Theater, as well as chain stores and restaurants.

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.