The bramble is as smooth as a a. river b. lion c. lullaby d. forehead

The Correct answer is Forehead

d. forehead

Explanation:

This is a poem from Gabriela Mistral called Serenity.

When I am singing to you,

on earth all evil ends:

as smooth as your forehead

are the gulch and the bramble.

When I am singing to you

for me all cruel things end:

as gentle as your eyelids,

the lion and the jackal.

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.

1# the answer is c

2#the answer is a