Please help!! it closes in mins​

Con la nueva ley de medio ambiente que tendremos, el problema de tirar basura no existirá a. por escrito b. para siempre c. está para d. para entonces

Does anyone know what my spanish teacher means by this? i need to use plural forms of the verb ser. and she asked me to use a couple of adjectives to describe the boys collectively and then the girls collectively?

Which verb form correctly completes this sentence? mis amigos me ir al museo. a. sugerí b. sugeriste c. sugirieron d. sugerimos