An individual piece of data, such as a student's last name, stored in a database table is called a:
record
field
key
query

Option b. field

Explanation

The database table consist up of rows and colums namely record and fields respectively. The field contains the information regarding a single piece of data about the subject.

It is a part of a record; records are something which contains data about one particular person, company or item in a database. It is a collection of fields and field is just a single small unit of it.Thus, we can say option d is the most appropriate one.  

record

Explanation:

only #2 represents an object at rest on a table.

in #1, there is no normal force due to the table; the object is accelerating downward.

in #3, the vertical forces are not balanced; the object is accelerating downward.

in #4, neither the vertical nor the horizontal forces are balanced. the object is accelerating upwards and to the right.