Cover : reveal : :
rock : harden
flag : strengthen
traffic : peddle
brook : ripple

Cover : Reveal :: Flag : Strengthen.

Here, the correct answer would be Cover : Reveal :: Flag : Strengthen.

Explanation:

The words are chosen based on the meaning it goes with or how it juxtaposes. Cover is to reveal and flag is to be strengthened. Both have meanings attached to each other. Reveal is related to cover as it is the opposite meaning of the latter. A flag needs to be strengthened. Here, the words flag and strength suit each other that’s why they are written together.

past mark brainest if can

"fire and ice" is one of robert frost's most popular poems. it was published in december 1920 in harper's magazine and in 1923 in his pulitzer prize−winning book new hampshire. it discusses the end of the world, likening the elemental force of fire with the emotion of desire, and ice with hate.

c. the power of desire is greater than the power of hate.