Step 1:
“Shata-Sahasri-Samhita” literally means:
\[
\text{``Collection of One Lakh Verses''}
\]
Step 2:
The Indian epic having nearly 100,000 shlokas is:
\[
\boxed{\text{Mahabharata}}
\]
Step 3:
Mahabharata is regarded as the longest epic in world literature.
Step 4:
Therefore, the correct answer is:
\[
\boxed{\text{(3) Mahabharata}}
\]