Solid $CH_4$ is

$STATEMENT-1$: Band gap in germanium is small.
$STATEMENT-2$: The energy spread of each germanium atomic energy level is infinitesimally small.

$MnO$ is $:$

What is the order of electrical conductivity in metals?

What type of magnetism is exhibited by $MnO$?

Which of the following components of cement sets at the slowest rate?