Illusion of the 1st time

In the above painting by salvador dalí, entitled persistence of memory, which of the following objects do not occupy positive space? a. the clocks c. the tree trunk b. the ground d. the cliff select the best answer from the choices provided

Embellishments area. ornamental tones not printed in the music that seventeenth- and eighteenth-century performers were expected to add to the melody.b. music created at the same time it is performed.c. notes printed in the music that embellish the melodyd. obsolete in contemporary performances

How can you open a chest that is beyond, but adjacent to the world border?