Which one of the items below may not be enhanced through an exercise program? a
body composition
b
flexibility
c
heart disease risk factors
d
risk of contracting a sexually transmitted disease

eyes are burning house by myself to be there at like midnight release

i need the answer to this too but idk it ; -;

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