Identify the correct sentence.
a. drive south on park road until you reach euclid avenue.
b. drive south on park road until you reach euclid avenue.
c. drive south on park road until you reach euclid avenue.
d. drive south on park road until you reach euclid avenue.

B. Drive south on Park Road until you reach Euclid Avenue.
Addresses and street names are always capitalized
However, north, south, east, or west, they are only capitalized when they are part of a proper name or are indicating specific regions. They are not capitalized when indicating direction, like go south, or the north of France.

I'm sorry but i really don't know. I wish I could help you but the way that it is set up is weird.