1. Slight but _____ variation in the timing of the star's pulses led astronomers to deduce that it was being pulled backwards and forwards by three planets orbiting around it.
A subtle
B regular
C undetectable
D inconsequential
E explicable
2. Hamper Lee's narration in To Kill a Mockingbird is _____, mixing an adult's and a child's perspective according to no logic other than the immediate exigencies of the plot.
A a paradigm
B a hodgepodge
C a model
D an innovation
E a patchwork
F an embarrassment