Help me please

  • hi
    I have just started mining with my 6tb seagate external hard drive (back up plus)
    I plotted it with gpu and now it's mining with
    Here is line of the mining app:
    19:14:42 Thread "E:\plot" @ 23.8 sec (58.7 MB/S) cpu 76.66%
    I have three questions to ask
    1- Have I chosen the best pool?
    2- How many burstcoins do I have to expect to earn daily.
    3- Is my hdd speed ok ?