A is the answer, present tense
The word that best fills the blank, is the Spanish word:
- ayudará
- Deseamos buenas cartas de recomendación que nos "ayudará" profesionalmente.
It derives form the word "ayudar".
Well since it is a cave.... i would say pre-columbian paintings
I showed in the picture below. This answer could vary because there are multiple sums of 84