According to the case BYD Company, which of the following statements is correct about BYD$?$

Group of answer choices

BYD$$s manufacturing process primarily uses direct labor instead of machinery and robots.

All of the answers are correct.

BYD focuses its entire R&D on improving the battery chemistry and perfecting product design. BYD does not invest in process design and improvement.

BYD successfully copied the Japanese manufacturing process for batteries