When continental crust collided with continental crust at convergent plate boundaries and no subduction occurs, what begins to form

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

There are 4 red balls, 6 white balls, and 3 green balls in a bag. if one ball is drawn from the bag at random, what is the probability that it is not white?

Name the peninsula that separates the bering sea from the sea of okhotsk?