Which of the listed objects cannot be seen in a small telescope (with a lens diameter of up to 60 mm) at the beginning of the 21st century

Which of the listed objects cannot be seen in a small telescope (with a lens diameter of up to 60 mm) at the beginning of the 21st century: Moon, Jupiter, Pluto, Halley’s comet, Ganymede, Charon, pulsar, Andromeda Nebula, Deimos, quasars, Ceres? Why?

Pluto, Halley’s comet, Charon, pulsar, Deimos and quasars cannot be seen due to the fact that these are too faint objects for this telescope.

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