Qual a língua mais falada do mundo?

Volcanic irruption is most likely to be violent when a) volcanoes near to the sea b) the neck of the volcano is sealed by a plug c) the lava is viscous d) the lava reaches the surface through a fissure e) the volcano is on the ocean floor

What is the hottest recorded temperature on earth

The district of columbia could be eliminated completely if a majority of congress voted in favor of the action. a. true b. false