All of the following describe work being done except:
a. standing in line to pay for groceries
b. putting bags of groceries down on a
counter
c. lifting bags of groceries out of the trunk of
a car
d. putting groceries away in the cupboard

A. standing in line to pay for groceries.

Explanation:

Just standing there is not doing work, All of the other options are examples of work.

plasma is the state of matter where the substance is ionized and has no definite shape or volume. the fact of being ionized makes the substance a good electrical conductor.