It looks is from the people that said that
PCM: Pulse code modulation. It is a method used to digitally represent sampled analog signals. It is the standard form of digital audio in computers, digital telephony and compact discs. The amplitude of this signal is sampled regularly at uniform intervals.
PAM: Pulse amplitude modulation. It is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses.
The recurring image of the house in Emily Dickinson's <em>I Dwell in Possibility</em> is an example of imagery. Imagery is defined as figurative language that is visually descriptive or it is a visual symbol. In the case of this poem, the house is an appropriate symbol for poetry. Poetry is compared to a house that is open and accepting, spacious and welcoming.
Answer:
I belive that some thing have changed for the better and somethings have changed for the worst but if I have to pick one i would say for the worst. we ad human should respect and care for our plant and we dont.