Sentence Correction

41. The Gorton-Dodd bill requires that a bank disclose to their customers how long they will delay access to funds from deposited checks.

(A) that a bank disclose to their customers how long they will delay access to funds from deposited checks
(B) a bank to disclose to their customers how long they will delay access to funds from a deposited check
(C) that a bank disclose to its customers how long it will delay access to funds from deposited checks (
D) a bank that it should disclose to its customers how long it will delay access to funds from a deposited check
(E) that banks disclose to customers how long access to funds from their deposited check is to be delayed

Agreement

A Their and they do not agree with a bank．
B Their and they do not agree with a bank；the singular check is illogical since customers do not share one check．
C Correct．In this sentence，the pronouns its and it agree with a bank，and deposited checks is a logical fit with customers．
D Requires a bank that is should is not a grammatical construction；the smug-check is illogical since the customers do not share one check．
E The passive voice is to be delayed conceals the bank's role in delaying access；the singular check with the plural their is illogical．

My question is:
Sholdn't the verb "disclose" be in its third person form "Discloses"??

Lasve wrote:The Gorton-Dodd bill requires that a bank disclose to their customers how long they will delay access to funds from deposited checks.

(C) that a bank disclose to its customers how long it will delay access to funds from deposited checks

My question is:
Sholdn't the verb "disclose" be in its third person form "Discloses"??

C has the correct subjunctive construction with the bossy verb "requires"

Bossy verb + that + infinitive verb
You could find this article in Manhantan SC