Select from options: How similar are the following two sentences?

Thai political protests paralyse more ministries
Thai protesters besiege more ministries

Give the answer on a scale from 0 - 5, where 0 is "not similar at all" and 5 is "means the same thing".

OPTIONS:
(1). 0
(2). 1
(3). 2
(4). 3
(5). 4
(6). 5
(5).