Which of the tasks below might be conducted by the researcher during the "problem definition," the "development of an approach to the problem," or the "research design formulation" steps of the marketing research process?

(n) ________ suggests an individualized solution for a potential customer and requests a purchase decision

A) grant proposal B) sales proposal C) solicited proposal D) project proposal E) investment proposal

Validity takes place when the occurrence of X increases the probability of the occurrence of Y

Indicate whether the statement is true or false