Cain discovered that he had developed the ability to better manage his finances as a result of having to deal with financial issues following the death of his brother. this best exemplifies the theme of grief.

Researchers define grief is an active process on which people after traumatic experiences recover slowly after at least 1 year and each person is different; but over time posttraumatic growth can also lead to possitive outcomes such as personal strength.

That's why the example above "best exemplifies the Change theme of grief"; in this case the traumatic experience turned Cain into an assertive person managing his finances, pushing him to aquire a positive Change.

Explanation:

i would say b probably

radiant energy is a form of kinetic energy only.(a)