Question

'S' undertook an investment endeavor by allocating a capital denoted as 'a + 1000' into a scheme yielding a straightforward interest rate of 20% per annum for a duration of three years. Simultaneously, 'A' ventured into a financial enterprise involving an amount 'a - 4000' invested in a compound interest scheme at a 20% annual rate for a three-year period.If the difference between interest earned from both investments is Rs. 1,080, Determine then which of the following statement(s) is/are true?
I. The variable 'a' can take multiple values.
II. The minimal admissible value for 'a' proves to be less than the grand threshold of 10,000.
III. 'a' is compelled to be an integer of even number."

A Only I
B Only I and II
C Only II and III
D Only I and III
E None of these
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