How do you configure Absence Input Checks and Entry Screens for the absence type in Customizing to meet this requirement?

A customer requires that an absence type for a doctor’s appointment can only be entered for part of a day and also reduces a quota.

How do you configure Absence Input Checks and Entry Screens for the absence type in Customizing to meet this requirement? There are 2 correct answers to this question.
A . Assign screen 2001 for quota deduction.
B . Leave the minimum duration field blank and enter 999 for the maximum duration limit.
C . Assign a fraction of a day in the minimum duration field.
D . Leave both the minimum and maximum duration fields blank.

Answer: AD