Jake, Lena, and Inna need to drive home from a corporate reception in an SUV that can seat 5 people. If only Inna or Jake can drive, how many seat allocations are possible?	Pick one:
A) 24	B) 42	C) 120	D) 360	E) 720
3 people ,5 seats, only 2 can drive   if inna is in one seat remaining, 2 people can be arranged in 2p2 i.e 2! =2 ways   since any one can drive total ways = 2 *2= 
<gadget id="calculator">2 *2</gadget>
<output>4</output>
4 ways   4 seats can be chosen out of remaining 5 seats in 5c4 ways= 5!/(3!*2!)= 6 ways     4*6= 
<gadget id="calculator">  4*6</gadget>
<output>24</output>
24   24
<result>A</result>
Jake, Lena, and Inna need to drive home from a corporate reception in an SUV that can seat 5 people. If only Inna or Jake can drive, how many seat allocations are possible?