Answer:
C. preside over the Senate
Step-by-step explanation:
The vice-president of the Republic is elected simultaneously with the president, on a single slate, and both take office in a session of the National Congress, making a commitment to maintain, defend and comply with the Constitution, observe the laws, promote the general good of the Brazilian people. , sustain the Union, the integrity and independence of the country.
The Constitution defines the substitution of the president as the duties of the vice president of the Republic, in case of illness or travel, for example, or when the position becomes vacant. He can also perform special missions entrusted to him by the president, in addition to being able to preside over the senate.