The article says:

many teams took part. they brought robots they had planned, built, and programmed. the teams came from more than 150 countries.

this the reader to know
a) which countries sent teams to a contest
b) what a robotics contest was like
c) which team won a robotics contest
d) what some robots are able to do

Which of the following excerpt from part one of trifles suggest that mrs.hale believes mrs.wright may have had a motive for killing her husband?

One of the author's purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with enormous speed mark this and return save and exit next submit

Olivia is making scarves each scarf will have 5 rectangles and 2-5 of the rectangles with be purple how many purple rectangles does she need for three scarves