Which sentence contains an unclear pronoun?

a. ryan and glen were video game fanatics, and they loved to compete with each other.
b. after glen gave ryan the video game, ryan played it several hours a day for weeks.
c. glen bought ryan and his brother a new racing game as a birthday gift.
d. glen was hoping that ryan would not beat him at the racing game.

If a business sells 50 units per week and has 150 units of inventory, then the business has

Science always prove or disprove their explanations by

Why were european influences dominant in early american music? select all answers that are true. check all that apply early religious, folk, and popular song traditions derived from mainland europe. early religious, folk, and popular song traditions derived from mainland europe. early settlers had little exposure to native american traditions. early settlers had little exposure to native american traditions. native americans preferred the new music shared with them by europeans settlers. native americans preferred the new music shared with them by europeans settlers. american settlers were exposed to european classical music through travel. american settlers were exposed to european classical music through travel. native american music was deemed primitive, and thus unworthy, by european settlers. native american music was deemed primitive, and thus unworthy, by european settlers.