To solve this exercise, I've attached a file with the explanation of each item. Some concepts we need to use are the following:
- The simple present tense is used to talk about habitual actions or routines. This tense is also used to describe things that happens now or in the near future. It is also used to talk about universal truths, facts, lapses of time, and when ordering in restaurants and stores.
- An adjective is a word that gives us more information about a noun or pronoun.
- An adverb is a word or phrase that modifies or qualifies an adjective, verb, or other adverb or a word group
En el mercado las personas van a comprar la comida
Las personas pueden trabajar en el mercado
En el mercado hay mucha variedad de frutas y verduras
its the study of biology and the study of language
(Es el estudio de la biología y el estudio del lenguaje)
The first option is the answer