Revise the following sentences to eliminate hidden verbs and hidden subjects.
a. The jury needs to carry out a review of the case to make a decision about whether the actress has a violation of her alcohol probation.
b. For our road trip during spring break, we must undertake the calculations of our driving travel time from California to New York.
c. If you cannot make the payment for the $135 tickets, you will not be able to make backstage visitations for the Lollapalooza concerts.
d. After much deliberation, the group came to a decision about how to make a response to the lawsuit.
e. Although Hugh wanted to offer an explanation of his actions, his boss refused to listen.
f. If confused about the assignment, there are some diagrams that you should review.
g. It is our intent to complete the project by Friday at 3:00 P.M.
h. There are four principles of marketing that we need to consider.