Yes it is a reliable source
Explanation: it shows the earth all in one. Makes it easier to study
Answer:
The 12 survivors are people who are married (6 couples), the word "single" is the keyword denoting those only people who are single had died.
Levees and embankments allow humans to c)settle below river level. A levee is defined as "an elongated naturally occurring ridge or artificially constructed fill or wall, which regulates water levels." This definition can also be used for the term embankment.
Answer: True True True True True True True
<span>Mexicans have access to first-world infrastructure and high-velocity Internet speeds in Mexico City, in pockets along the border with Texas, and in business centers like Monterrey and Guadalajara, but the vast majority of Mexicans live beyond the reach of the digital age. About 82 million people — 70 percent of Mexicans — have no access to a computer or the Internet, according to the Mexican Internet Association, or AMIPCI.</span>