Level of processing approach is the methodology that is used for invoking information or data in depth of the memory helps in presence of that information in mind for longer duration.
It creates the impact of strong memory traces as well as elaboration of information because information in induced in mind through understanding its meaning.Meaning provokes better understanding of knowledge that is perceived in memory.
Other options are incorrect similar sounding words, ink color and physical features cannot produced longer lasting impact on information in memory.Thus, the correct option is option(D)
