Which of these options is a complex sentence?

Choose 1

(Choice A)
A
London’s underground subway system is very efficient and easy to use; the city is large and bustling but well-connected.

(Choice B)
B
London’s underground subway system is very efficient and easy to use, even though the city is large and bustling.

6. the two primary purposes for sending business messages are typically to and

Website: address: 126 wallace avenue, downingtown, pa 19335 ph no: (484) 875-5400 is your child struggling to learn in a classroom environment? if you live in pennsylvania, consider enrolling them in an online school! 21st century cyber charter school is a pennsylvania online school where our students can receive a high-quality education. we pride ourselves on being the best pennsylvania online school because our staff works extremely hard to allow our students to be successful with our curriculum. our curriculum is currently available for students in 6th-12th grade who wish to learn in a new environment. at 21st century cyber charter school, we offer art and physical education kits, calculators, tablets, and internet tracking software. we believe that each of these items will our students focus on becoming the best student they can be. in order to begin the enrollment process at our pennsylvania online school, visit our website to view the dates and requirements.

Which two lines in this excerpt from arthur conan doyle's "the contest" suggest that emperor nero was ruthless? each choice is in brackets. [an hour later the shepherd was well on his way to his mountain home, and about the same time the emperor, having received the chaplet of olympia for the incomparable excellence of his performance, was making inquiries with a frowning brow as to who the insolent person might be who had dared to utter such contemptuous criticisms.] [“bring him to me here this instant,” said he, “and let marcus with his knife and branding-iron be in attendance.”] [“rumours! ” cried the angry nero. “what do you mean, arsenius? i tell you that the fellow was an ignorant upstart, with the bearing of a boor and the voice of a peacock.] [i have half a mind to burn their town about their ears so that they may remember my visit.”] [“i conquered! you are mad, arsenius. what do you mean? ”] [it is whispered that for once the great god pan has condescended to measure himself against a mortal.”]