What basic pair is called "pan y mantequilla" in Spanish?

Which 1952 Cecil B. DeMille circus film won the Oscar for Best Picture? Complete the title of the baseball drama "Bang the ___ Slowly". Which MLB team takes its name from the mountain range rising west of its home city, Denver? Which MLB team is named for a famous group of mounted lawmen dating back to the early 19th century? In a bakery, what word names a shaped mass of bread baked in one piece, such as a sourdough or rye? Which basic unit of mass is equal to about 2.2046 pounds? A basilica stands in which Portuguese village where the Virgin Mary was reported to have appeared in 1917? A bat's wings are actually modified forms of which body parts?