How does michio kaku establish the nineteenth and twentieth centuries as a
life, and intelligence"?
by describing the government support offered to scientists of the time
by offering quantitative proof of people's improved health and lifespans
o by highlighting the social and religious developments of the era
o by listing the significant scientific developments of the era

a.) it provides a clue to solve the mystery.

explanation:

dear evan hansen is a stage musical with music and lyrics by benj pasek and justin paul, and book by steven levenson.

the musical opened on broadway at the music box theatre in december 2016, after its world premiere at the arena stage in washington, d.c., in july 2015 and an off-broadway production at second stage theatre from march to may 2016.

at the 71st tony awards, it was nominated for nine awards, winning six, including best musical, best score, best actor in a musical for ben platt, and best featured actress in a musical for rachel bay jones.

it is believed to be alfred, lord himself

b. cronkite, a trusted television personality, declared that the war was unwinnable and told the american people that the government had better find a way out

even though it went against everything the news anchors typically stood for, cronkite voiced an opinion and took a stance, telling the us that there was no way they were going to win, the war was going to end in a stalemate.