单选题 NASA is casting a wider net in the space shuttle investigation as to what caused the spacecraft to swing out control and______moments before it was to land.
【正确答案】 A
【答案解析】解析：A项disassemble“拆开”；B项disembark“使……登陆”；C项disintegrate“瓦解”；D项disinherit“剥夺继承权”。从题干可判断A正确。