Which Yam did the Bnei Yisroel cross on Shevi’ie Shel Pesach?

Which Yam did the Bnei Yisroel cross on Shevi’ie Shel Pesach?

Crossing the Red Sea, a wall painting from the 1640s in Yaroslavl, Russia

1.      Yam Hatichon- Mediterranean Sea

2.       Yam Suf- Red Sea

3.       Yam Ukyanus –Atlantic Ocean

4.       Yam Hamelech – Dead Sea

5.       None of the above

6.       All of the above

According to Tosfos, The correct answer is # 5 "none of the above

 Tosfos Meseches Eirchin 15a (D"H Kesheim)

The Bnei Yisroel did not cross the Yam Suf and emerge on the other side .

Rather, when they arrived at the Sea they were surrounded on all sides by the

Mitzrim. Hashem opened up a path for them in the Yam to bypass them and

emerge on the same bank of the Yam Suf,.(further south).