According to theory, being aware of another person's presence divides our attention between this person and the task at hand. this division of attention is arousing, which explains why people perform better on well-learned tasks in the presence of others.

The answer is "distraction-conflict theory".

Distraction–conflict theory proposes that attentional clash may be the key middle person of drive in investigate settings.

Distraction–conflict theory can account post hoc for the discoveries that show that evaluative or focused weight increases social help or weakness; unimportant nearness every so often creates social assistance without evaluative or aggressive weight; social loafing can happen on basic very much learned assignments; and concealed gatherings of people deliver social assistance. The attentional accentuation recommends that diversion may have an assortment of impacts on perception, state of mind change, and social conduct.

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances