Identify the sentence that uses capitalization correctly.

a

I plan to go to canada this Summer to watch the Calgary Stampede.
b

I plan to go to Canada this summer to watch the Calgary stampede.
c

I plan to go to Canada this Summer to watch the Calgary Stampede.
d

I plan to go to Canada this summer to watch the Calgary Stampede.

d

I plan to go to Canada this summer to watch the Calgary Stampede.

The correct sentence that uses capitalization correctly is:

D - I plan to go to Canada this summer to watch the Calgary Stampede.