The answer would be C. They're also called camionetas!(:
The answer is B. conozcas.
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To memorize the irregulars, remember last words, like -é, -emos, <span>-éis, -án. Connect normal irregulars with these words. Boom, you make a future tense irregular.
Estar+emos=estaremos
Vivir+é=viviré</span>
