In the 1850s, William Still was instrumental in helping nearly 1,000 people escape from slavery, earning him the moniker “the Father of the Underground Railroad.” ____despite the fame of his contributions during his lifetime, Still is discussed far less today than other prominent Black abolitionists from his era, such as Frederick Douglass and Harriet Tubman.

Which choice completes the text with the most logical transition?

A) For example,

B) However,

C) Specifically,

D) Similarly,

Most conifers (trees belonging to the phylum Coniferophyta) are evergreen. That is, they keep their green leaves or needles year-round. However, not all conifer species are evergreen. Larch trees,____lose their needles every fall.

Which choice completes the text with the most logical transition?

A) for instance,

B) nevertheless,

C) meanwhile,

D) in addition,

Neuroscientist Karen Konkoly wanted to determine whether individuals can understand and respond to questions during REM sleep. She first taught volunteers eye movements they would use to respond to basic math problems while asleep (a single left-right eye movement indicated the number one). ____she attached electrodes to the volunteers’ faces to record their eye movements during sleep.

Which choice completes the text with the most logical transition?

A) Specifically,

B) Next,

C) For instance,

D) In sum,

Organisms have evolved a number of surprising adaptations to ensure their survival in adverse conditions. Tadpole shrimp (Triops longicaudatus) embryos,____can pause development for over ten years during extended periods of drought.

Which choice completes the text with the most logical transition?

A) in contrast,

B) for example,

C) meanwhile,

D) consequently,

When Chinese director Chloé Zhao accepted the Oscar in 2021 for her film Nomadland, she made Academy Award history.____only one other woman, Kathryn Bigelow of the United States, had been named best director at the Oscars, making Zhao the second woman and the first Asian woman to win the award.

Which choice completes the text with the most logical transition?

A) As a result,

B) Previously,

C) However,

D) Likewise,