Lenovo decides that she wants to purchase a bicycle so that she can get more exercise. she wants a touring bike but doesn't have enough money for a new one, so she plans to look for a good, used bicycle in her community newspaper. her approach demonstrates which component of a smart goal

Her approach demonstrates  REALISTIC component of a smart goal

REALISTIC component of the s.m.a.r.t goal indicates that whenever we formulate a plan, we need to choose a goal that is actually achievable.
For example, if you're just open your computer store, you shouldn't create a goal to 'beat microsoft in the market' within one year, because it is simply impossible to achieve