28, 56, 112, 224

In the number pattern above, each term is 2 times the previous term. Which of the following is also true about the pattern?
A.
All numbers have 6 as a factor.
B.
All numbers have 5 as a factor.
C.
All numbers are multiples of 4.
D.
All numbers are multiples of 3.

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland