Esther is $83$ years old. Ester lives by herself and is quite independent, even though she relies on the bus and train for transportation. She does her own shopping and house cleaning, and does not need assistance to do errands or to attend regular appointments $($ie$,$ at the doctor's office, hair dresser, etc.$).$ Esther notices that she cannot carry as many groceries on the bus as she used to$,$ especially since the extra weight makes it more challenging getting on and off the bus, which involves at least one step up or down.

To improve Esther's ability to get on and off the bus while carrying groceries, you could help Esther

Group of answer choices

Increase lower body muscular strength

Decrease Esther's use of hands to stand up

Increase lower body muscular power

All of the responses are correct