In the first amendment there is actually two separate protections involving religion, one being the establishment clause and the second the exercise clause.

in an absolute  monarchy, the  monarchrules as an autocrat, with absolutepower  over the state and government — for example, the right to rule by decree, promulgate laws, and impose punishments. the  monarch isnominally sovereign but the electorate, through their legislature, exercise political sovereignty.

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.