question: barbie was invited to a christmas party that will take place in ken's house....
Capitalize this past sentence correctly.
A: Barbie was invited to a Christmas party that will take place in Ken's house....

question: you can also use online services such as e-mail via your phone.
Capitalize this past sentence correctly.
A: You can also use online services such as e-mail via your phone.

question: stainless steel swivel caster with brake from stainless steel pressed, plate fitting, injected polyurethane, plain bearing, wheel- 160mm, 450kg
Capitalize this past sentence correctly.
A: Stainless Steel Swivel caster with brake from Stainless Steel Pressed, plate fitting, Injected polyurethane, plain bearing, Wheel- 160mm, 450KG