Which of the Following Sentences Uses the Active Voice

Which of the following sentences uses the active voice?

A) In reviewing the Purchase and Sale Agreement, a provision that waived the client's right to sue was discovered by the attorney.
B) Prior to closing the transaction, a cloud on the seller's title was discovered by Perry Paralegal.
C) During the due diligence process, Larry Lawyer asked Perry Paralegal to review the UCC records.
D) According to Larry Lawyer, the UCC Financing Statement could not have been found in his paralegal because the debtor's name was seriously misleading.
E) A trespass claim against a trespasser can be asserted by a landowner if an intrusion on the landowner's land was caused by the trespasser with intent.
F) A person will be liable for private nuisance if the person causes a substantial and unreasonable interference with a plaintiff's use and enjoyment of his or her land.
G) Strict liability was imposed on Darlene because her goats trespassed on John's land and it was foreseeable that the goats would eat John's hay.
H) Liability was imposed on Dagmar by the jury after hearing Perri's witness testify.