Which is not a reason Romans mistreated Christians? They refuse to serve in the Roman army.

They were afraid they were going to take over the Roman Empire.

They had a very strong king.

Felt Christians were making fun of their Roman Gods.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

it is going to be account a

1.new zealand has a large temperate climate while for north has subtropical weather during summer.

i can only answer one