Help? please i dont know

Which four of these developments were made under mongol rule during the pax mongolica? the extension of the grand canal in china the spread of christianity the spread of weapons that used gun powder the invention of new medicines the establishment of a postal system the invention of geometric models of lunar motion

Yo i need a catchy title for an article about the importance of the fourth amendment

According to the excerpt, an increasing number of people are getting political news from which source? a. television b. radio c. magazines d. the internet