Core conditioning looks to improve
a. strength in the quadriceps and hamstrings.
b. the ability to catch.
c. stability that comes from the trunk and the spine.
d. how well a person can stretch.

explanation:

eventually, the disease can cause permanent damage or deterioration of the nerves. some people with ms experience a gradual onset and steady risk factors.

answer; ///(copd) chronic obstructive pulmonary disease,plz check first ///good luck