Irascible, irascible means to be easily angered.
Answer:
options 2 and 5 make the most sense to me
The number doubles every month so it'd be 32 in May, 64 in June, 128 in July, 256 in August, 512 in in September, 1024 in October, 2048 in November and 4096 in December! Adding that all together will equal 8190, I believe.
