I would not cancel POE appointment.
If it were me I would go for Option - 2.
There is no point in claiming more points then required.
It would unnecessarily confuse the case worker and would take more time to verify indian salary and bank statement.
you have 2 more days to rework on the application and cover letter.
Best of luck, and let us know how it goes.
Please find below the points from guidance notes.
From Sec2: Page 15 of the latest guidelines applicable from 6th_april
http://www.ukba.homeoffice.gov.uk/sitec ... dance1.pdf
83. An applicant does not have to be in
continuous or full-time employment during the
12 months being assessed.
84. An applicant may claim for a period of
earnings of less than 12 months if they have
earned sufficient funds to claim the necessary
points.