Once the causes of a problem with a product are identified, the next step is to
a.
communicate the solution.
b.
identify a need.
c.
redesign the product.
d.
build a prototype.

a, c, d, e are all applying about success strategies.

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever