This Sentence is written correctly.
Answer:The first real rise in Byzantine power, however, was in 526 CE, when the emperor Justinian rose to power in Constantinople and started a conquest that would stretch across the Mediterranean, recapturing most of the formal Roman Empire
Explanation: hope this help:)
D. a science article about how talking directly on cell phones changes brain waves
A) listing the names of top cancer research scientists today
B) interviewing the parents of a child who has died of cancer
Eliminate
C) presenting budgets from various cancer research organizations
D) providing statistics on how many children died of cancer each year
Answer:
Complex sentence
Explanation:
it has a main clause and a subordinate clause