What is the range for the data set?
13, 14, 17, 18, 23, 27, 28, 31,34
A)21
B)14
C)15.5
D)29.5

A) 21

Explanation:

when calculating range, subtract the highest number in the data set  by the lowest number, that should give you the range. In this case, the highest number is 34 and the lowest is 13, making the range 21 :)

answer; the period of time known as the middle ages;

b. major john c. frémont led a rebellion called the bear flag revolt.

explanation:

during the bear flag revolt, from june to july 1846, a small group of american settlers in california rebelled against the mexican government and proclaimed california an independent republic. the republic was short-lived because soon after the bear flag was raised, the u.s. military began occupying california, which went on to join the union in 1850. the bear flag became the official state flag in 1911.