Refer to the input text as context and select the correct relationship between 'Theresa May' and 'Home Secretary' from the available options.
Options: stock exchange, manufacturer, director/manager, position held

British Home Secretary Theresa May and French Interior Minister Bernard Cazeneuve visited the tunnel Thursday announced plans for a "substantial" increase of security guards, higher fences, surveillance cameras, floodlighting and infrared detection technology.
position held