Sentence examples for explanation is mandatory from inspiring English sources

If not, a thorough explanation is mandatory prior to the planned examination.

In particular, if temporal flux is denied then at the least an explanation of its intuitive naturalness is mandatory.

Heft is mandatory.

A helmet is mandatory.

Picture snapping is mandatory.

And haggling is mandatory.

Getting down is mandatory.

Participation in karaoke is mandatory.

It is mandatory.

Clearly, diligence is mandatory.

Attendance is mandatory.