Q: I know that the answer to the question "How are the suburbs connected?" is in "Miami's heavy-rail rapid transit system, Metrorail, is an elevated system comprising two lines and 23 stations on a 24.4-mile (39.3 km)-long line. Metrorail connects the urban western suburbs of Hialeah, Medley, and inner-city Miami with suburban The Roads, Coconut Grove, Coral Gables, South Miami and urban Kendall via the central business districts of Miami International Airport, the Civic Center, and Downtown. A free, elevated people mover, Metromover, operates 21 stations on three different lines in greater Downtown Miami, with a station at roughly every two blocks of Downtown and Brickell. Several expansion projects are being funded by a transit development sales tax surcharge throughout Miami-Dade County.". Can you tell me what it is?
A: via the central business districts

Q: I know that the answer to the question "A descriptor used to describe if something occured before a period of time is?" is in "Despite reports of arms entering the country prior to the election and some "disturbances during campaigning," including attacks on government offices by unidentified gunmen, foreign election monitors described the 2005 election overall as "calm and organized".". Can you tell me what it is?
A: prior

Q: I know that the answer to the question "What almost stopped the events in 2012" is in "The Times occasionally makes endorsements for foreign elections. In November 2012, it endorsed a second term for Barack Obama although it also expressed reservations about his foreign policy.". Can you tell me what it is?
A: expressed reservations

Q: I know that the answer to the question "Because of the necessary boost it needs, what is the most basic thing that is needed to produce that boost?" is in "A climbing elevator is a self-ascending elevator with its own propulsion. The propulsion can be done by an electric or a combustion engine. Climbing elevators are used in guyed masts or towers, in order to make easy access to parts of these constructions, such as flight safety lamps for maintenance. An example would be the Moonlight towers in Austin, Texas, where the elevator holds only one person and equipment for maintenance. The Glasgow Tower an observation tower in Glasgow, Scotland also makes use of two climbing elevators.". Can you tell me what it is?
A:
electric or a combustion engine