Which words fit the best? number 38 and 39.

38.
a. ( no change)
b. really excited concerning
c. enthusiastic about
d. so enthusiastic over

39.
a. (no change
b. idea, encouraging us writing you.
c. idea and has encouraged us to write you.
d. idea. it was her that encouraged us to write.

Asentence teacher gives the following speech. prepare a brief speech to accompany your science project. the speech will be presented to a faculty panel selected as judges. include a summary of your hypothesis, methods, and results. provide an explanation of any pictures or charts one of your poster. also share any complications you encountered during the science fair process. who is the intended audience for the teachers speech? a. young students. b. peers at the science fair. c. teacher evaluators. d. science professionals