Floating Point Issues - Programming

Q1:

Which of the following range is a valid long double (Turbo C in 16 bit DOS OS) ?

A 3.4E-4932 to 1.1E+4932

B 3.4E-4932 to 3.4E+4932

C 1.1E-4932 to 1.1E+4932

D 1.7E-4932 to 1.7E+4932

ANS:A - 3.4E-4932 to 1.1E+4932

The range of long double is 3.4E-4932 to 1.1E+4932