Pray petition protest was the major policy of

The objective of the Early Nationalists was to influence the British government and the British public. To achieve this objective, they followed some methods, three P's was one of them.

They made use of three P's i.e. Petitions, Prayers and Protests. they sent petitions, requests and letters of protest to the British government to look into the problems of the Indians.

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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.