Final answer:
The due dates for the tax returns of the mentioned taxpayers vary depending on their circumstances.
Step-by-step explanation:
a. The due date for Jerome's tax return, assuming it falls on a Tuesday, is April 15th. This is the standard due date for most taxpayers.
b. Lashaunda, who requested an extension, would have her extended due date on October 15th, assuming it falls on a Wednesday.
c. Bamey and Betty, who did not request an extension, would have their due date moved to the next business day after the weekend, which would be the following Monday.
d. Fred and Wilma, who requested an extension, would have their extended due date on October 15th, but since it falls on a Saturday, it would be moved to the following business day, which is October 16th.