Please answer this question

Religious conflict in northern ireland started with a) cultural differences resulting from viking invasions around 800 b) england’s split from the catholic church in the 1500s c) rebellions in ireland between 1916 and 1921 d) the norman invasion of england in 1066

In the diagram, δgef and δhef are congruent. what is the value of x?

Mexico is the largest blank country in the world. a) oil producing b) spanish speaking c) computer programming d) ice fishing