Answer:
There is serious problem with the battery
Step-by-step explanation:
Adjectives: These are words that are used to describe or modify a noun or pronoun. They describe attributes or qualities of the nouns Adjectives are placed usually before they noun or pronoun they modify or describe.
Serious is a descriptive adjective which describes the severity of problem.
Adjectives may be of the following types;
Descriptive adjectives: e.g. happy, tall, cold, hot, nice, bad, good etc.
Demonstrative adjectives: e.g. this, that, these, and those.
Indefinite adjectives: e.g. all, another, any, both, each, either etc.
Interrogative adjectives: e.g. which, what, and whose.
Possessive adjectives: e.g. my, your, his, her, its, our, their.