a. The chance that the null hypothesis is correct is 4%.
b. Either the null hypothesis is correct and an unusual event has occurred (one which had a chance of only 4% of occurring), or the alternative hyppothesis is correct.
c. Either the alternative hypothesis is correct and an unusual event has occurred (one which had a chance of only 4% of occurring), or the alternative hypothesis is correct.
d. The chance that the alternative hypothesis is incorrect is 4%.
e. The chance that the null hypothesis is correct is 4%.