Answer:
option A is correct
A series of volcanic eruptions that cover large stretches of land
Step-by-step explanation:
flood basalts
flood basalts is high volume eruptions that the flood vast areas of the Earth
and that is the result of giant volcanic eruption or the series of eruptions
and it is depend upon the range of factors that is continental configuration and rate , volume , latitude and duration of eruption
and that is cover very large area of land or ocean floor with the basalt lava
and Flood basalts are characterized by fissure type volcanic eruptions
so here
option A is correct
A series of volcanic eruptions that cover large stretches of land