Hey every1.What tectonic forces were involved in the 2004 boxing day earthquake?

Question

2004 tsunami tectonic forces.

plz.

it is urgent

i need 2 no

thanks

its 4 sose

Answer 1

One plate was pushing against another plate for a long time, then one gave way suddenly and a few miles of the ocean floor simply shot vertical around 40 feet, causing the wave.