The following statement is true about cohesion:
1) cohesion is based on group tasks
a
o
2) cohesion is multidimensional
a
o
3) cohesion is stable
o
4) cohesion exists in all groups

diagram is missing, but i will try to explain your doubt.

answer:

amplitude is the maximum displacement or distance moved on a point of a vibrating body or wave measured from its equilibrium position.it is equal to half the length of vibration path.

c) power lifting, will be your answer.

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deku ❤