National Capital Region (Canada) 2013. OC Transpo has about 1,050 buses which run on city streets and an expansive Transitway. The STO has around 300 buses that serve the Quebec side of the Ottawa River, some routes crossing into downtown Ottawa. Ottawa Macdonald-Cartier International Airport is the main international airport serving the Capital Region. It handled over 4.2 million passengers in 2009, making it Canada's 6th busiest air facility and the 2nd busiest airport in Ontario. It offers non-stop flights to and from Canada, the United States, Caribbean and Europe. It is part of the three busiest air routes in the nation, with hourly
What Love Is Made Of extremely positive about "What Love Is Made Of", describing it as "darker than anything" from "On a Mission", while calling it "slinky". The reviewer went on to commend the "irresistibly pouty" chorus. Pitchfork Media's Katherine St. Asaph commented that, in the song, the singer "sound[ed] completely enthralled, by either her lover or the music" and complimented her voice, noting that it seemed "ten times bigger than before". Jordan Sargent of "Spin" magazine called the track "exuberant" and highlighted Katy's vocal performance, which he deemed "typically fantastic", while the team from pop music website Popjustice gave "What Love Is Made Of"