Consequences resulting from decisions
can be good or bad
make a choice exciting
may or may not happen
all of the above

d) all of the above

Explanation:

Consequences can be good or bad. A decision may turn out harmful or beneficial to the people concerned. When there are stakes associated with making a decision it makes it more challenging and fun.

There can be a number of consequences to a decision which may ultimately never materialise at all,they might just remain as a theory only.Thus, consequences arising from a decision may or may not happen.

a progressive heart disease that affects pumping action of the heart muscles.