A company has four departments: A, B, C, and D. The number of IP addresses required by each department is 100, 60, 20, and 26 respectively. The company's application network is 172.168.1.0/24. Please list the address range and subnet mask that can be assigned by each department.

none because it's so obvious

why wouldnt you just google the words bud? not that hard to

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.