asses how posting or forwarding humiliating and offensive material to other people may affect the person who is posting​

It could affect how said person gets a job. cyberbullying is checked for in interveiws.

you may experience personally,socially and Emotionally effects

Explanation:for example personally:you may found out that you are no longer enjoying yourself and afraid that how are you going to fix the problem what are you going to do..

Socially:by doing that you can ruin someone's reputation or yours and remember there are those people who are always targets of their enemy waiting for one simple mess and be bycotted by everyone else and you will be afraid saying how are those people who saw the post are going to say about me

Emotionally:some are emotional affected by doing this,you may fid that you are always depressed and always regretting and sometimes anger can take control and be mentally disturbed.

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.