Which is a compound sentence using a subordinating conjunction? A Most Brazilians speak Portuguese, although many of their customs are Indian or African.

B Most Brazilians, speaking Portuguese, have Indian or African customs.

C Most Brazilians speak Portuguese; many of their customs are Indian or African.

D Most Brazilians speak Portuguese, but many of their customs are Indian or African.

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).

faith or loyalty when pledged in a solemn agreement or undertaking.

the sun warms our planet, and with the moon, creates the tides. the moon orbits the earth and in turn, the earth orbits the sun. because they appear to be the same size in the sky, the sun, earth and moon work together to create eclipses. when the moon is directly in between the earth and sun

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