The answer would be
Es necesario “estar” cerca de la costa.
Option b: it means cycling ie- bike riding
Were you asking what this means in English??
I used google translate and this is what it translated to: <span>What are science-based knowledge</span>
Answer:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.
It is correct. "Yesterday I arrived late"