The work function of magnesium metal is 353 kj/mol, which corresponds to light with a wavelength of 339 nm. which of the following will cause a largest number of electrons to be ejected from magnesium?

high-amplitude wave with a wavelength of 300 nm.
high-amplitude wave with a wavelength of 350 nm.
low-amplitude wave with a wavelength of 300 nm.
low-amplitude wave with a wavelength of 350 nm.