Answer:
Because she cares about her sister.
Honestly, without more information there isn't a better answer.
Hope this sorta helps.
<span>Accepting your coworkers for who they are could be called "tolerance", since it doesn't matter whether or not you believe or support them, it only matters that you respect them.</span>
Answer:
A force exists that we knew nothing about that causes the acceleration.
Explanation:
In 1998, scientists observed from distances of supernovae in remote galaxies that the enlargement of the universe is accelerating. Besides, there is evidence that suggests that the universe is flat and infinite, as well as accelerating in its expansion. In that respect, the force suspected to be responsible for this is called dark energy.
