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an investigation of whether the activity of any person may constitute threats to the security of Canada, as defined in section 2 of the Canadian Security Intelligence Service Act, or
an investigation of whether the activity of any person may constitute threats to the security of Canada, as defined in section 2 of the Canadian Security Intelligence Service Act, or
an investigation of whether the activity of any person may constitute threats to the security of Canada, as defined in section 2 of the Canadian Security Intelligence Service Act, or
an investigation by the Canadian Security Intelligence Service of whether the activity of any person may constitute threats to the security of Canada, as defined in section 2 of the Canadian Security Intelligence Service Act,