plz and thank you<3 Which statement about gamma radiation is true?

Question 3 options:

Gamma radiation has the longest wavelength and lowest frequency of the electromagnetic spectrum, giving it the most energy

Gamma radiation is in the center of the electromagnetic spectrum, so it has a medium amount of energy compared to the other parts of the spectrum

Gamma radiation has the highest frequency and shortest wavelength of the electromagnetic spectrum, so it has the least energy

Gamma radiation has the highest frequency and shortest wavelength of the electromagnetic spectrum, so it has the most energy

Which type of signal is has a step-like appearance because it is composed of precise values of "this or that" with nothing in between?

Question 5 options:

digital signals

dial-up internet

vinyl records

analog signals