Mark is a young boy in his last year of high school he studied several career options he thinks techonology is the future so he (a)is going to / will probably look for options in robotic or artificial?

Mark is a young boy in his last year of high school he studied several career options he thinks techonology is the future so he (a)is going to / will probably look for options in robotic or artificial intelligence. In fact , he (b)is going to / will register for an introductory course on robotics at the university next week after the course he (c)is going to / will decide on his future as a university student but first he (d)is going to / will trave around some countries during the summer. He has a travel plan to visit somecountries. Mark also think his future (f)isgoing to / will be in a field related to human relationships because he is good with people he taught mathematics to teens in high school as a result he (g)is going to / will probably study human sciences together with technology.