Which statement best expresses the central idea of the excerpt? 0 James Jay was a spy for the Americans and had knowledge of chemistry. © James Jay's invisible ink system allowed Washington to write secret messages. James Jay believed secret messages that became visible because of heat were pot secure James Jay's system required two chemicals for writing and reading Invisible ink messages.

a. "to practice" is the best phrase to complete the sentence.

explanation:

during the summer, she likes to practice her soccer skills so that she is ready to play in the fall.

(note that : all the other options "the practicing of", "practice for" and "to do a practice on" are inappropriate as they make the sentence grammatically incorrect.)

i think continuous as the stars that shine and twinkle on the milky way, they

stretched in never-ending line along the margin of a bay; ten thousand saw

i at glance, tossing their heads in sprightly dance.