Which is true about $5$G $?$

Question $14$ options:

A$)$

$5$G signals weaken more rapidly than $4$G and travel only $50\%$ as far

B$)$

$5$G is being considered as a competitor to WiFi

C$)$

$5$G bandwidth is less than $4$G

D$)$

A and B only

E$)$

B and C only

F$)$

A and C only