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The maximum value of the expression `|sqrt(sin^2x+2a^2)-sqrt(2a^2-1-cos^2x)|` , where `aa n dx` are real numbers, is `sqrt(3)` (b) `sqrt(2)` (c) `1` (

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The maximum value of the expression `|sqrt(sin^2x+2a^2)-sqrt(2a^2-1-cos^2x)|` , where `aa n dx` are real numbers, is `sqrt(3)` (b) `sqrt(2)` (c) `1` (d) `sqrt(5)`
A. 1
B. 2
C. `sqrt(2)`
D. `sqrt(3)`
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Correct Answer - C
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