"Esther is ninety years old, but she still shops for her own groceries every morning. When Esther was younger, she would head to Main Street and stop at the butcher shop for meat, the bakery for bread, and the farmer s market for fruits and vegetables. Now, she goes to a supermarket, where she can shop for all of those items under one roof and spend much less time buying food for the day. The convenience that Esther enjoys is called ."

contact efficiency

Explanation:

Contact efficiency refers to number of transactions or number of stores a customer has to go to buy what he wants to. In others words, making it convenient for the customer by cutting number of transactions required to get goods and services to the customer ; making assortments of the see goods available in one location convenient for the customer. This is exemplified in what Esther enjoys from the question.

i think the answer is true

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.