防止excel激活新对象（表格，图表，工作簿）

Okay, I have an excel macro that processes a lot of data and makes a lot of charts. I inherited the code from a guy that recently retired, while the code functions it is very inefficient so I am rewriting it. One of the things I am trying to fix is he activated/selected everything. I prefer to use references and never select/activate anything. Okay, I have an excel macro that processes a lo