The value of \( \sec ^{2} \mathrm{~A} \tan ^{2} \mathrm{~B}-\tan ^{2} \mathrm{~A} \sec ^{2} \mat...

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The value of \( \sec ^{2} \mathrm{~A} \tan ^{2} \mathrm{~B}-\tan ^{2} \mathrm{~A} \sec ^{2} \mathrm{~B} \) is
a. \( \tan ^{2} \mathrm{~B}-\tan ^{2} \mathrm{~A} \)
b. \( \sec ^{2} \mathrm{~B}+\tan ^{2} \mathrm{~A} \)
c. \( \tan ^{2} \mathrm{~B}-\sec ^{2} \mathrm{~A} \)
d. \( \sec ^{2} B-\tan ^{2} A \)
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