命题p:{2}∈{1,2,3,},q:{2}⊆{1,2,3}则在下述判断:①p或q为真;②p或q为假;③p且q为真;④p且q为假;⑤非p为真;⑥非q为假.其中正确的个数为( )
A.2
B.3
C.4
D.5
0 92149 92157 92163 92167 92173 92175 92179 92185 92187 92193 92199 92203 92205 92209 92215 92217 92223 92227 92229 92233 92235 92239 92241 92243 92244 92245 92247 92248 92249 92251 92253 92257 92259 92263 92265 92269 92275 92277 92283 92287 92289 92293 92299 92305 92307 92313 92317 92319 92325 92329 92335 92343 266669
A.2
B.3
C.4
D.5