(8 points) A client downloads 10 700 MB ISO files over HTP on a 1 Gbps link. The RTT is 500 ms. Assume the only bottleneck in the network is the client's link to the Internet. How long does it take to download the file under the following scenarios? (a) (2 points) Non-persistent HTTP with no parallel connections (b) (2 points) Non-persistent HTTP with 10 parallel connections (where each connection uses 1/10 the bandwidth) (c) (2 points) Persistent HTTP without pipelining (d) (2 points) Persistent HTTP with pipelining