Virtual machines are not susceptible to the threats and malicious attacks like other operating systems.

A. Agree
B. Disagree

i think food resources

answer inspecting packets in isolation from their context;

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.