In this task you will be given a list of strings and you need to concatenate them.

['o', 'b', 'this', 'z']
obthisz

['at', 'e', 'If', 'W', 'Y', 'worlds.', 'R', 'F', 'P', 'u']
ateIfWYworlds.RFPu

['p', 'deem', 'E', 'tail,', 'd', 'a', 'H', 'plumb', 'l', '_clean_', 'P', 'u', 'E']

pdeemEtail,daHplumbl_clean_PuE