Final answer:
The correct conjugation of buscar in Present Subjunctive is busques. The correct form of decir in Future tense is dirán.
Step-by-step explanation:
The correct conjugation of the verb buscar in the Present Subjunctive for the sentence 'Te sugiero que (buscar) una casa en un barrio seguro' is busques. The verb buscar follows the regular conjugation pattern for -ar verbs in the Present Subjunctive.
For the second question, the correct form of the irregular verb decir in the Future tense for the sentence 'Emiliano y Manuel proyecto a su nuevo jefe que tienen que cambiar los planes para su' is dirán. The verb decir is irregular in the Future tense, and its conjugation changes from 'decir' to 'dirán'.
Learn more about Verb Conjugation in Spanish