This note refers to which central idea found in a simple way to create suspense?

a. what almost no one had in 1980 and almost everyone had in 1990 was a remote control.
b. even viewers who knew the answer for sure stuck around, in order to be gratified.
c. “how do you bake a cake? ” has the wrong structure.
d. the basic narrative fuel is always the slow unveiling of the final answer.

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.

nautre

nature is sure to be the best thing on earth

the sunshine and beauty is sure to be worth

this can't be sold

for any money or gold

because nature is strongly beautiful and is the best thing to happen on earth