In case of low friction between the cargo and deck, which of these is NOT a solution?

A Put something heavy on top of the cargo.

explanation

What should you use in low-friction situations?
When there is low friction between the cargo and the deck (for example, with snow, ice, sand, gravel, and oil):
Use tiedowns attached to the cargo.
Use a means to improve the friction such as friction mats or tiedown that pass over the cargo.
Use blocking and tiedowns.