Involve interaction with research subjects. the key advantage is that the marketer can secure information about what the people are thinking and feeling? 1. scanner data from retail sales 2. survey interviews 3. garbage analysis 4. secondary research

i'm gonna put a couple so you can chose from

explanation:

if you know the fur color of the offspring mice, you can use the ratios to identify the genotypes of the parents.

if either parent mouse passes a dominant allele, the offspring will have black fur.

if the parental mice has two different fur color (i.e white and black) , the color of the offspring's fur would be either black, white, or the combination of both (grey)

hope this : )

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck