Counterbalanced designs allow the researcher to isolate the main effects due to condition and control for order and sequence effects only if there is no interaction between the procedural variables and the independent variables.
I think it's C.
Because, lemme put commas on each sentences....
(1) If you ask me, Jerry is a tennis whiz.
<span>(2) When she is worried, Lucille eats a lot. </span>
<span>(3) Jerry loves tennis, he plays everyday. </span>
<span>(4) Lucille bought a new tennis racket and brought it home. << Where should I put it?
</span>
So, (4) is automatically out of question. (1) and (2) seems okay with comma, but (3) is a little bit weird. (3) supposed to have 'and' in the middle, but it's not there. So, you can put semicolon there, to separate the words.
B because he’s new and he doesn’t know anybody
Postponing the Games until 2021 risks scheduling clashes with the world championship events of two of the biggest Olympic sports, track and field and swimming. Though officials did not specify new dates for the Tokyo Games, they were originally planned for July 24 to Aug. 9, so a shift of exactly 12 months would create certain conflict, absent more maneuvering.
