Which of the following group roles has the responsibility of contributing ideas, problem-solving, and participating in the discussion? a. timekeeper b. participant c. note taker d. facilitator

a) he encouraged islamic schools to introduce greek texts.

d) he invited greek scholars to teach their texts to the locals.

explanation:

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