Which is a complex sentence?
a. the technician installed my hard drive and turned on my computer.
b. after you install the security software, your computer will run smoothly.
c. my computer is lightweight, powerful, and portable.
d. both computers are powerful, but this one is less expensive.

it means that the hockey puck was traveling very fast.

the correct answer is d. in john paston's letter written friday, 14, 1476, he expresses his fear that he may have to go to war.

indeed, although the black death was ravaging europe, the pastons were relatively safe from it due to their social status as they were part of the landed gentry. it is clear that the vast majority of the victims of the pandemic were the poor. the reason why he is weary of having to go to war is because at the particular time england was also devastated by the war of the roses and paston, being a courtesan was inevitably involved.